Rohde & Schwarz EVSG-B1 User Manual Download Page 348

Page: 348 / 418

Remote Commands

R&S

EVSG1000

348

User Manual 1178.6227.02 ─ 06

10.7.2

Retrieving NDB Measurement Results

The following commands are required to retrieve results from NDB measurements.

Useful commands for retrieving results described elsewhere:

●

●

●

Remote commands exclusive to NDB results:

NDB_AMFREQ

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NDB_AMMOD

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NDB_CARLEV_CHANGE

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ID_CODE

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NDB_IDFREQ_400_1020

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NDB_K2_PCT

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NDB_K3_PCT

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NDB_K4_PCT

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NDB_POWSUPPL_FC

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NDB_THD_PCT

.............................................................................................................350

NDB_AMFREQ

This command queries the AM modulation frequency of the ID in "NDB" mode.

Return values:

<[Hz]>

AM modulation frequency of the ID

Manual operation:

See

"ID Freq"

on page 132

NDB_AMMOD

This command queries the AM modulation of the identifier in "NDB" mode.

Return values:

<[%]>

Modulation depth of the identifier

Manual operation:

See

See

NDB_CARLEV_CHANGE

Queries the variance in power level during ID transmission in "NDB" mode.

Return values:

Peak-to-peak power level difference during ID transmission.
Default unit: dB

Manual operation:

See

"Carr Lev Change"

on page 131

NDB Mode

Summary of Contents for EVSG-B1

Page 1: ...R S EVSG1000 VHF UHF Airnav Com Analyzer User Manual User Manual Version 06 1178622702 ÜÌK2 ...

Page 2: ... 9063 02 R S EVSG K11 AF Spectrum Analysis 1329 9070 02 R S EVSG K12 AF Time Domain Analysis 1329 9086 02 R S EVSG K20 GPS Support 1329 9092 02 R S EVSG K21 Data Recording 1329 9105 02 R S EVSG K22 High Measurement Rate 1329 9111 02 R S EVSG K23 Preselector 1329 9128 02 R S EVSG K24 Power Sensor Support 1329 9134 02 R S EVSG1 K25 I Q Data Streaming 1329 9157 02 2020 Rohde Schwarz GmbH Co KG Mühldo...

Page 3: ... 19 1 4 1 Unpacking and Checking 20 1 4 2 Lifting and Carrying 20 1 4 3 Choosing the Operating Site 20 1 4 4 Setting Up the R S EVSG1000 21 1 4 4 1 Placing the R S EVSG1000 on a Bench Top 21 1 4 4 2 Mounting the R S EVSG1000 in a Rack 21 1 4 4 3 Portable Operation 22 1 4 5 Connecting to Power 22 1 4 5 1 Connecting the Provided AC DC Power Supply Connector 23 1 4 5 2 Connecting an External DC Power...

Page 4: ... 5 2 3 LAN Ethernet 34 1 5 2 4 RS232 GPS 34 1 5 2 5 PPS In 34 1 5 2 6 Trigger In 34 1 5 2 7 LF In Baseband Low Frequency Input 34 1 5 2 8 Demod Out 35 1 5 2 9 Loudspeaker 35 1 5 2 10 Device ID 35 1 5 3 Accessories 35 1 6 Operating Basics 38 1 6 1 Understanding the Display Information 38 1 6 2 Manual Operation 40 1 6 2 1 Changing Settings and Activating Functions 40 1 6 2 2 Entering Data 41 1 6 2 3...

Page 5: ...s View 71 4 1 3 7 ILS Localizer Recording View 74 4 1 4 ILS Localizer and Glidepath Configuration 75 4 1 4 1 Configuring the Input Signal 75 4 1 4 2 Channel and Frequency Configuration 76 4 1 4 3 Ampt 80 4 1 4 4 Bandwidth BW 81 4 1 4 5 LF Input Configuration 82 4 1 4 6 Setting the Measurement Time MTime 86 4 1 4 7 DDM and SDM Configuration 86 4 2 ILS Marker Beacon Mode Option R S EVSG K3 87 4 2 1 ...

Page 6: ...Recording View 112 4 3 3 Configuring VOR Measurements 113 4 3 3 1 General Measurement Configuration 113 4 3 3 2 Channel Frequency Configuration CH FREQ 115 4 3 3 3 Ampt 116 4 3 3 4 Bandwidth BW 117 4 3 3 5 Setting the Measurement Time MTime 117 4 4 COM Mode Option R S EVSG K6 118 4 4 1 COM Measurement Results 118 4 4 1 1 RF Level and Frequency Display 119 4 4 1 2 IF Spectrum Preview 120 4 4 1 3 CO...

Page 7: ... Bandwidth 141 5 1 3 Configuring the Amplitude Y Axis 142 5 1 4 Configuring the Trace 143 5 2 IF Spectrum Mode Option R S EVSG K10 144 5 2 1 Configuring the Frequency Range 145 5 2 2 Configuring the Bandwidth 146 5 2 3 Configuring the Amplitude Y Axis 146 5 2 4 Configuring the Trace 148 5 3 AF Spectrum Mode Option R S EVSG K11 149 5 3 1 Configuring the Input Signal 151 5 3 2 Configuring the Freque...

Page 8: ...S SCAT I Measurement Information 174 6 3 GBAS SCAT I Measurement Views and Results 176 6 3 1 Sequence View 176 6 3 2 Frame View 178 6 3 2 1 Frame Power Vs Time Diagram 179 6 3 2 2 Frame Results Table 180 6 3 3 Burst View 182 6 3 3 1 Slot Power vs Time Diagram 183 6 3 3 2 Slot Results Table 184 6 3 4 Constellation View 185 6 3 5 Message View 186 6 3 6 Recording View 187 6 4 GBAS SCAT I Measurement ...

Page 9: ...ntrol Elements 208 6 5 6 1 Link_sel Type 208 6 5 6 2 Loop Type 211 6 5 6 3 While Type 211 6 5 7 Auxiliary Elements 212 6 5 7 1 Fill Type 212 7 Power Sensor Support Option R S EVSG K24 213 8 Data Management 215 8 1 Storing and Recalling Measurement Settings Preset 215 8 1 1 Storage and Recall Functions 215 8 2 Recording Measurement Data 217 8 2 1 GPS Data Synchronization 218 8 2 2 I Q Data Recordin...

Page 10: ...ings 250 10 1 6 Audio Demodulation and Output Configuration 253 10 1 7 Retrieving Instrument Information 258 10 1 8 GPS Data 261 10 1 9 System Settings 266 10 1 10 Calibration 269 10 1 11 Network Settings and Remote Operation 270 10 1 12 Deprecated Commands 271 10 2 ILS Localizer LOC and Glidepath GP Modes 273 10 2 1 Configuring the ILS LOC and GP Modes 273 10 2 2 Configuring ILS Localizer Measure...

Page 11: ... Measurement Results 348 10 8 RF Spectrum Mode 350 10 8 1 Configuring RF Spectrum Measurements 350 10 8 2 Retrieving RF Spectrum Results 354 10 9 IF Spectrum Mode 355 10 9 1 Configuring IF Spectrum Measurements 355 10 9 2 Retrieving IF Spectrum Results 359 10 10 AF Spectrum Mode 359 10 10 1 Configuring AF Spectrum Measurements 359 10 10 2 Retrieving AF Spectrum Results 366 10 11 AF Time Domain Mod...

Page 12: ... on Commands 386 11 Maintenance Storage and Disposal 387 11 1 Cleaning 387 11 2 Handling Batteries 387 11 3 Storage 389 11 4 Disposal 389 12 Transporting 391 13 Contacting Customer Support 392 Annex 393 A ILS Channel Frequency List 393 B VOR Channel Frequency List 395 C References 397 D Format Description of GBAS and SCAT I Data 398 List of Commands 404 Index 417 ...

Page 13: ...n page 13 The same information is pro vided in many languages as printed Safety Instructions The printed Safety Instructions are delivered with the product Throughout the documentation safety instructions are provided when you need to take care during setup or operation 1 1 1 Safety Instructions Products from the Rohde Schwarz group of companies are manufactured according to the highest technical ...

Page 14: ...bag designed for your product you can use the product outdoors Unless otherwise specified you can operate the product up to an altitude of 2000 m above sea level The product is suitable for pollution degree 2 environments where nonconductive contamination can occur For more information on environmental condi tions such as ambient temperature and humidity see the data sheet Setting up the product A...

Page 15: ...Also ensure that nobody can trip over loose cables If the product needs an external power supply use the power supply that is deliv ered with the product or that is recommended in the product documentation or a power supply that conforms to the country specific regulations Only connect the product to a power source with a fuse protection of maximum 20 A Ensure that you can disconnect the product f...

Page 16: ... seek medical aid For safe handling follow these rules Do not short circuit the battery Do not mechanically damage the battery Do not open or disassemble the battery Do not expose the battery to high temperatures such as open flames hot surfaces and sunlight Only use the battery with the designated Rohde Schwarz product Only use the appropriate Rohde Schwarz charger to charge the batteries If the ...

Page 17: ...ing inform about Personal safety see Meaning of safety labels on page 15 Product and environment safety see Table 1 1 Table 1 1 Labels regarding product and environment safety Labeling in line with EN 50419 for disposal of electrical and electronic equipment after the prod uct has come to the end of its service life For more information see Electrical and electronic equipment on page 390 For more ...

Page 18: ... the description of all instrument modes and functions It also provides an introduction to remote control a complete description of the remote control commands with programming examples and information on maintenance instrument interfaces and error messages Includes the contents of the getting started manual The contents of the user manual are also available as online help on the R S EVSG1000 1 2 ...

Page 19: ...sed on ICAO Doc 8071 and ICAO Annex 10 Spectrum preview and detailed signal analysis in frequency and time range Dynamic measurements up to 100 measurements per second in high measure ment rate modus Parallel course and clearance signal analysis in two frequency systems ILS Simple remote operation via standard interfaces Software options for specific use cases Integrated data recording 1 4 Prepari...

Page 20: ...ent caused by transportation or mobile use does not impair its functioning Specific operating conditions ensure accurate measurements and avoid damage to the product and connected devices For information on environmental conditions such as ambient temperature and humidity see the data sheet See also Choosing the operating site on page 14 Electromagnetic compatibility classes The electromagnetic co...

Page 21: ... 2 CAUTION The instrument can fall over and cause injury The top surface is not designed for stacking Never stack another instrument on top of the R S EVSG1000 As an alternative you can mount several instruments in a rack 3 NOTICE Overheating can damage the product Prevent overheating as follows Keep a minimum distance of 10 cm between the fan openings of the R S EVSG1000 and any object in the vic...

Page 22: ...mount the adapter kit from the R S EVSG1000 Follow the instructions provided with the adapter kit 1 4 4 3 Portable Operation The R S EVSG1000 was designed as a portable robust instrument that can also be operated outdoors An optional weather protection carrying bag R S EVSG Z1 see Chapter 1 5 3 Accessories on page 35 designed specifically for the R S EVSG1000 allows you to protect the instrument w...

Page 23: ...equired ratings are listed next to the AC power connector and in the data sheet 3 Plug the AC power cable into a two pin power outlet with ground contact The green operating LED of the AC DC power supply connector lights up The green Power LED on the front panel of the R S EVSG1000 lights up 1 4 5 2 Connecting an External DC Power Source The R S EVSG1000 can be operated directly from an external D...

Page 24: ...eries on page 387 If the battery pack is installed and no DC power is supplied the R S EVSG1000 auto matically switches to battery operation Charging batteries Charge the battery before using it for the first time Following a long storage period it can be necessary to charge and discharge the battery several times to reach full capacity When charging the battery observe the following For charging ...

Page 25: ...rging green blinking To switch on the R S EVSG1000 The instrument is off but connected to power Press the power key See Chapter 1 5 1 1 Power Key on page 29 The left power LED starts blinking The instrument boots The boot process of the R S EVSG1000 takes about 30 seconds Then the instru ment automatically starts the measurement mode used before the instrument was switched off The power LED stops ...

Page 26: ...s by more than 10 C If valid data for automatic calibration is not available the message UNCAL is dis played in the status line of the R S EVSG1000 display To perform an auto calibration Before performing an auto calibration make sure that the instrument has reached its operating temperature after about 15 minutes of operation for details refer to the data sheet A message in the status bar Instrum...

Page 27: ...ided the network administrator has assigned you the appropriate rights and adap ted the Windows firewall configuration you can use the interface for example To stream measurement data from the R S EVSG1000 to a connected device To access or control the measurement from a remote computer using a VNC client To connect external network devices e g printers Risk of network failure Consult your network...

Page 28: ...S EVSG1000 user manual For more information on LAN configuration see Chapter 9 4 Network Remote Set tings on page 230 1 5 Instrument Tour 1 5 1 Front Panel This chapter describes the front panel including all function keys and connectors 2 3 4 5 6 7 8 9 10 11 12 13 1 Figure 1 1 R S EVSG1000 Front panel view 1 Power key 2 System keys 3 Display 4 Softkeys 5 Keypad 6 Function keys 7 Rotary Knob 8 Nav...

Page 29: ...50 Ω N connectors Use the RX inputs to connect a receiving antenna max 13 dBm to the R S EVSG1000 for RF signal input RX2 In is supplied as an option R S EVSG B1 This option allows you to perform two independent measurements simultaneously for example on different frequencies This capability is vital in flight inspection systems because localizer and glidepath signals must be measured at the same ...

Page 30: ...online help Setup Opens the Setup menu containing general instrument settings Mode Opens the measurement mode selection for example ILS LOC VOR COM 1 5 1 8 Softkeys Softkeys are virtual keys provided by the software Thus more functions can be provi ded than those that can be accessed directly via the function keys on the instrument Softkeys are dynamic i e depending on the selected function key a ...

Page 31: ...er Menu Single Saves a single dataset 1 5 1 10 Keypad The keypad is used to enter numeric parameters including the corresponding units It contains the following keys Type of key Description Decimal point Inserts a decimal point at the cursor position Sign key Changes the sign of a numeric parameter In the case of an alphanumeric parameter inserts a at the cursor position Unit keys GHz dBm MHz dBm ...

Page 32: ...Acts like the ENTER key when pressed While you turn the rotary knob the settings are applied immediately and the results are updated accordingly 1 5 1 12 Navigation Keys The navigation keys can be used alternatively to the rotary knob to navigate through dialog boxes diagrams or tables Arrow Up Arrow Down Keys The arrow up or arrow down keys do the following For numeric entries increments Arrow Up...

Page 33: ...ut 10 Power Supply The meanings of the labels on the product are described in Chapter 1 1 2 Labels on the Product on page 17 and Chapter 1 5 2 10 Device ID on page 35 Power Supply 33 Li Ion Battery Pack 34 LAN Ethernet 34 RS232 GPS 34 PPS In 34 Trigger In 34 LF In Baseband Low Frequency Input 34 Demod Out 35 Loudspeaker 35 Device ID 35 1 5 2 1 Power Supply XLR connector for an external DC power so...

Page 34: ...000 can be remotely operated The LAN connection can also be used to stream measurement data TCP port 8000 for I Q data 8001 RX1 or 8002 RX2 IP Addresses and sub net mask are defined in the setup menu The data transfer rate is 100 Mbit s 1 5 2 4 RS232 GPS 2 port RS232 9 pin D Sub connector for a GPS receiver providing NMEA protocol data The NMEA protocol data is displayed and stored with the record...

Page 35: ...EVSG1000 It consists of the device order number and a serial number The serial number is used to define the default instrument name which is Type variant serial_number For example EVSG1000 123456 The instrument name is required to establish a connection to the instrument in a LAN 1 5 3 Accessories Following accessories are available for the operation of the R S EVSG1000 Weather protection bag R S ...

Page 36: ...ionality Figure 1 4 Transport Case ILS VOR Dipole Antenna R S EVS Z3 The lightweight design of the ILS VOR dipole antenna and its compact size makes this antenna ideal for mobile measurements in the field The antenna comes with two sets of rods of different lengths to support the two frequency ranges The tele scopic mast can be extended to 3 1 m Instrument Tour ...

Page 37: ...tenna bag R S EVS Z4 The carrying bag allows you to transport all the antenna elements and the tele scopic mast safely Figure 1 6 Antenna bag Display protection cover R S EVS Z6 The protective hard cover protects the front panel during transport Figure 1 7 Display protection cover Instrument Tour ...

Page 38: ...mmands or by simulating the user interface on a remotely connected device This chapter provides an overview on how to work with the R S EVSG1000 It describes what kind of information is displayed on the screen and how to operate the R S EVSG1000 manually and remotely Understanding the Display Information 38 Manual Operation 40 Manual Operation from a VNC Viewer 44 Remote Control 47 1 6 1 Understan...

Page 39: ... of the screen the measurement results at the bottom If a general instrument setting or data manage ment function is selected the settings and information are displayed in the main part of the screen Which settings and results are displayed depends on the current measurement or instrument function See the following chapters for details Chapter 2 Measurements and Results on page 48 Chapter 8 Data M...

Page 40: ... settings area of the window If the blue line is not shown the setting is read only To toggle between the edit mode and read only mode select the softkey again Figure 1 9 Softkey with an associated input field Status bar The status bar at the bottom of the screen contains information on the operating status of the instrument Current list of data recording and size of this list See Chapter 8 2 Reco...

Page 41: ...us by pressing the rotary knob or the ENTER key on the front panel 1 6 2 2 Entering Data You enter data in input fields using elements provided by the front panel e g the key pad rotary knob or navigation keys Entering numeric parameters If a field requires numeric input the keypad provides only numbers 1 Enter the parameter value using the keypad or change the currently used parame ter value by t...

Page 42: ...recting an entry 1 Using the arrow keys see Chapter 1 5 1 12 Navigation Keys on page 32 move the cursor to the right of the entry you want to delete 2 Press the BACK key The entry to the left of the cursor is deleted 3 Enter your correction Completing the entry Press the ENTER key or the rotary knob For numeric values the default unit is appended to the numeric input To enter a value using a diffe...

Page 43: ...les between capital and small letters 1 6 2 3 Getting Help If any questions or problems concerning the R S EVSG1000 arise an online help sys tem is provided on the instrument and can be consulted at any time Displaying the online help system on the instrument 1 Press the Help key on the front panel 2 Press Enter to display the user manual contents Operating Basics ...

Page 44: ...nd PAGE DOWN keys To follow a link Press Enter To exit the online help and return to the firmware view Press ESC 1 6 3 Manual Operation from a VNC Viewer As an alternative to operating the R S EVSG1000 directly on the instrument you can perform the same tasks from a connected PC using a keyboard You merely require a VNC viewer application of which a variety is available on the Internet free of cha...

Page 45: ... operation press ESC Access to the R S EVSG1000 via VNC can be protected by a password In this case enter instrument as the password in the login window See also Chapter 9 4 Network Remote Settings on page 230 Keyboard commands for operation via a VNC viewer Keyboard commands VNC viewer shows the mapping between the keyboard shortcut and the interface element on the R S EVSG1000 Table 1 7 Keyboard...

Page 46: ...227 02 06 Keyboard Usage F8 Show additional softkeys k Trigger l Single ESC ESC 0 0 1 1 4 4 7 7 q CH FREQ d MTime BACKSPACE Back ENTER Enter 2 2 5 5 8 8 w Ampt F9 Hz 3 3 6 6 9 9 e BW Bandwidth F10 kHz F11 MHz F12 GHz p Record i Marker Operating Basics ...

Page 47: ...l is performed using predefined remote commands which are sent from the control PC to the R S EVSG1000 The R S EVSG1000 can also return queried data to the control PC For details on the available remote commands see Chapter 10 Remote Commands on page 242 While in remote control the R S EVSG1000 display indicates Remote in the status bar During remote control the instrument is locked for manual ope...

Page 48: ...ver board can be configured to perform different measurement tasks Thus you can perform two different measurements on the same input signal simultaneously You must then select the receiver board whose results are displayed in the display settings see RX Unit 1 RX Unit 2 on page 227 Figure 2 1 Measurement mode selection Measurement modes with numerical results The following measurement modes provid...

Page 49: ...s the most recently defined settings for that mode are applied However graphical results can also be displayed directly from the measurement modes with numeric results In this case the settings for the current mode are applied to the graphical results If the original measurement mode analyzes multiple carriers you must select the car rier for which you want to see the graphical results when you sw...

Page 50: ... Att The used attenuation mode see also RF Mode on page 81 Channel definition 1F 2F ILS LOC and ILS GP mode only The ILS Localizer and Glidepath measurements can detect both course and clearance data simultaneously Alternatively the individual channels can be measured only or any one or two user defined frequencies By default a wideband measurement is per formed The displayed measurement results d...

Page 51: ...ignal In Access VNC n F1 The following settings configure the receiver signal to be measured by the R S EVSG1000 For some measurement modes you can switch the type of signal input See the description of the individual modes RX2 is only available with the option R S EVSG B1 Correction RX 1 In Correction RX 2 In 51 Correction RX 1 In Correction RX 2 In Configures the correction of the RX 1 RX 2 inpu...

Page 52: ...WN keys to toggle between the RX Unit 1 and RX Unit 2 3 Press Enter to confirm the selection Remote command CH on page 248 3 3 Measurement Mode The measurement mode determines the type of signal for which the measurement is performed see Chapter 2 Measurements and Results on page 48 To select a measurement mode 1 Press the Mode key on the front panel 2 Select the required measurement mode using th...

Page 53: ...t Mode R S EVSG1000 53 User Manual 1178 6227 02 06 MODE_VOR on page 313 MODE_COM on page 322 MODE_FSCAN on page 351 MODE_IFSPECT on page 355 MODE_FFT on page 360 MODE_SCOPE on page 367 MODE_GBAS on page 336 MODE_NDB on page 345 Measurement Mode ...

Page 54: ...S signal to determine AF parameters of the carrier Furthermore you can use the LF input to measure signals with a very low intermediate frequency 25 kHz Such signals are provided as output at test points of a transmit ter for example for tuning purposes Remote command MODE_LOC on page 273 MODE_GP on page 273 Localizer Basics 54 Glide Slope Basics 55 ILS Localizer and Glidepath Measurements and Res...

Page 55: ...ies differ only in a few kiloherz The aircraft always receives both signals and cannot and need not distin guish the two However for test purposes it can be useful to measure the signals indi vidually Morse code identification signal The localizer not only allows the aircraft to determine its position it also provides iden tification of the ILS transmitter The localizer periodically transmits a Mo...

Page 56: ...e 150 Hz beam the aircraft is too low and needs to climb The signal strength from both beams is equal the aircraft is in the center on the right course If there is a predominance of the 90 Hz beam then the aircraft is too high and must descend A predominant 150 Hz means that the aircraft is too low and needs to climb 4 1 3 ILS Localizer and Glidepath Measurements and Results A single receiver boar...

Page 57: ...frequency A valid signal is also indicated by a green DDM measurement result see DDM 90 150 on page 67 In the recorded dataset the STIOCPM status indicates a V for valid see Status flags on page 75 The frequency remains locked until You switch measurement modes You change the channel or frequency settings You select the Find Carrier function In this case a new search starts Adapting the frequency ...

Page 58: ... mode from an ILS mode you must select the carrier for which you want to see the graphical results When you select the softkey a submenu is dis played to select the carrier To return from the graphical results to the ILS Localizer or Glidepath mode select Return F7 For details on the graphical results see Chapter 5 1 RF Spectrum Mode Option R S EVSG K10 on page 139 Chapter 5 2 IF Spectrum Mode Opt...

Page 59: ...Frequency selection 1F 2F See Carrier Configuration 1F 2F Config on page 77 Autotune Status of the automatic carrier selection see Autotune function on page 57 Lev Corr Applied level correction see Transducer Correction on page 81 IF BW Measurement bandwidth see Chapter 4 1 4 4 Bandwidth BW on page 81 Measurement time MTime See Chapter 4 1 4 6 Setting the Measurement Time MTime on page 86 Low freq...

Page 60: ...surement Mode on page 52 Range Sensitivity of the measurement See Range on page 84 LF Input type LF In Mode See LF In Mode on page 83 LF coupling AC or DC coupling for LF input see Coupling on page 84 Measurement Bandwidth AF In BW Measurement bandwidth for LF input See AF In BW on page 154 Resolution bandwidth for LF input AF Res BW Resolution bandwidth with which the AF signal measurement is per...

Page 61: ...f the input signal are displayed both numeri cally and graphically Figure 4 4 RF level display The following results are provided Numeric power level in dBm Lev For measurements on two frequencies individual and sum power levels Measured frequency offset to the nominal frequency in kHz Numeric frequency offset of measured power Numeric power sensor level in dBm if available NRP Bargraph indicating...

Page 62: ...nput level In recorded data lists overloads are indicated by an O see Status flags on page 75 Remote commands to retrieve results LA on page 244 RF on page 245 ILS LOC GS mode FSINGLE on page 297 FCRS on page 296 FCLR on page 296 LCRS on page 298 LCLR on page 298 4 1 3 2 IF Spectrum Preview A preview of the measured spectrum power level vs frequency for the IF intermedi ate frequency signal is pro...

Page 63: ...nput the measured AF power and frequency of the input sig nal are displayed both numerically and graphically Figure 4 6 LF level display The following results are provided Lev 63 DC 63 Vmax pp 63 Low IF frequency 63 Power bargraph 64 IF spectrum preview 64 Lev Numeric power level in Volt Remote command LLZ_BB_LEV_V on page 300 DC AF mode only Numeric power level of the DC component in Volt This va...

Page 64: ... state check message IF spectrum preview A preview of the measured IF spectrum power level vs frequency for the AF signal is provided The center frequency is 0 Hz AF mode or the IF offset LF mode The fre quency range shows the measured bandwidth Figure 4 7 IF spectrum preview Remote command FFT_GETSPECT on page 366 4 1 3 4 ILS Localizer and Glidepath Main View The ILS Localizer and Glidepath Main ...

Page 65: ...Numeric Measurement Modes R S EVSG1000 65 User Manual 1178 6227 02 06 Figure 4 8 ILS Localizer Main view ILS Localizer and ILS Glidepath GP Modes ...

Page 66: ...Numeric Measurement Modes R S EVSG1000 66 User Manual 1178 6227 02 06 Figure 4 9 ILS Glidepath Main view ILS Localizer and ILS Glidepath GP Modes ...

Page 67: ...90 150 68 ID Code 68 DDM 90 150 Difference in depth of modulation DDM between 90 Hz and 150 Hz AM signal m90 Hz m150 Hz Note The DDM value is also displayed graphically as a bargraph for quick evaluation A green DDM value indicates a valid ILS signal has been determined Remote command DD0 on page 296 DD1 on page 296 DCLR on page 296 DCRS on page 296 ILS Localizer and ILS Glidepath GP Modes ...

Page 68: ...4 AM2CLR on page 294 AM2CRS on page 294 Freq 90 Hz AF frequency of 90 Hz ILS component Remote command AF2 on page 293 AM 150 Hz AM modulation depth of 150 Hz ILS component Remote command AM3 on page 294 AM3CLR on page 294 AM3CRS on page 294 Freq 150 Hz AF frequency of 150 Hz ILS component Remote command AF3 on page 293 PHI 90 150 Phase angle measurement between 90 Hz and 150 Hz AM signal 90 Hz ref...

Page 69: ... determina tion of the distortion factors for the 90 Hz 150 Hz signal components Figure 4 11 ILS Localizer Distortion view AM 90 Hz 69 K2 90 Hz 70 K3 90 Hz 70 K4 90 Hz 70 THD 90 Hz 70 Res FM 90 70 AM 150 Hz 70 K2 150 Hz 70 K3 150 Hz 71 K4 150 Hz 71 THD 150 Hz 71 Res FM 150 71 AM 90 150 71 AM 90 Hz AM modulation depth of 90 Hz ILS component ILS Localizer and ILS Glidepath GP Modes ...

Page 70: ...ignal Remote command THD_90 on page 300 Res FM 90 Residual frequency modulation for 90 Hz signal Configure the filter to be used using Res FM Filt ILS only on page 82 Remote command RESIDFM_90 on page 299 AM 150 Hz AM modulation depth of 150 Hz ILS component Remote command AM3 on page 294 AM3CLR on page 294 AM3CRS on page 294 K2 150 Hz Relative amplitude of an AF signal s second harmonic calculate...

Page 71: ...d K4_150 on page 298 THD 150 Hz Total Harmonic Distortion THD for the 150 Hz signal component Remote command THD_150 on page 300 Res FM 150 Residual frequency modulation for 150 Hz signal Remote command RESIDFM_150 on page 299 AM 90 150 Total AM modulation depth of the 90 Hz and the 150 Hz components taking the phase between the components into account Remote command AMMOD240 on page 295 4 1 3 6 I...

Page 72: ...r Gap 73 ID AM 73 ID Freq 73 DDM 90 150 Difference in depth of modulation DDM between 90 Hz and 150 Hz AM signal m90 Hz m150 Hz Note The DDM value is also displayed graphically as a bargraph for quick evaluation A green DDM value indicates a valid ILS signal has been determined Remote command DD0 on page 296 DD1 on page 296 DCLR on page 296 DCRS on page 296 ILS Localizer and ILS Glidepath GP Modes...

Page 73: ..._LENGTH on page 301 Dash Length Length of time a dash is transmitted in the used Morse cod in milliseconds Remote command ID_DASH_LENGTH on page 301 Dot Dash Gap Length of time that passes between a transmitted dot and a dash in the used Morse code in milliseconds Remote command ID_DOTDASH_GAP on page 301 Letter Gap Length of time that passes between two transmitted letters in the used Morse code ...

Page 74: ...s the recorded data for ILS Localizer measurements from the selected data list see List on page 219 If available the stored GPS data from the GPS receiver is also displayed Which measurement results are stored is described in the remote commands see GETDATADEF on page 378 The individual measurement results are described in the result views ILS Localizer and ILS Glidepath GP Modes ...

Page 75: ...ge 378 4 1 4 ILS Localizer and Glidepath Configuration The following settings are available for the ILS Localizer and Glidepath measurements Settings for recording including trigger settings are described in Chapter 8 2 Record ing Measurement Data on page 217 Configuring the Input Signal 75 Channel and Frequency Configuration 76 Ampt 80 Bandwidth BW 81 LF Input Configuration 82 Setting the Measure...

Page 76: ...T on page 248 4 1 4 2 Channel and Frequency Configuration The ILS Localizer and Glidepath measurements can detect both course and clearance carriers simultaneously As an alternative the individual carriers can be measured only or any one or two user defined frequencies By default a wideband measurement is performed to obtain an initial overview of the input signal and determine the basic sig nal c...

Page 77: ...pending on the ILS system and the country the course can be the upper or lower frequency see Upper Freq on page 79 2F CLR Both the course and clearance frequencies are measured simultane ously The results for both frequencies as well as the sum of both are displayed in the RF Level display Both frequencies are displayed in the RF Spectrum preview The numeric results are displayed for the course fr...

Page 78: ... and the signal frequency changes e g due to changes of the transmitter the signal may no longer be covered completely by the measurement filter In this case the measurement results are distor ted If you assume the ILS signal frequency might have changed we recommend per forming a new search using the Find Carrier function Remote command Mode LLZ_DEMFREQS_OFFSET_AUTOMAN on page 280 GS_DEMFREQS_OFF...

Page 79: ...age 281 GS_START_FINDCARRIER on page 291 Carrier Thresh Defines a threshold for automatic carrier determination The measured power level must exceed this level before the carrier frequency is adapted Remote command GS_CARRIER_THRESHOLD_DB on page 287 LLZ_CARRIER_THRESHOLD_DB on page 278 Upper Freq The course and clearance carriers are defined as offsets to either side of the center frequency Which...

Page 80: ...ry knob Thus for example you can analyze the measurement results for one channel after the other simply by changing the selected channel frequency with the rotary knob The default step size for ILS VOR mode is 50 kHz Remote command ILS mode LLZ_DEFAULT_FREQSTEP on page 278 GS_DEFAULT_FREQSTEP on page 287 VOR mode VOR_DEFAULT_FREQSTEP on page 314 4 1 4 3 Ampt Access AMPT Access VNC w The following ...

Page 81: ...ode to be used Low Noise 15 dB pre amplification Provides a high sensitivity Suitable when scanning the area for dis tant signals Norm 0 dB Provides a normal sensitivity Low Dist 15 dB attenuation Provides a low sensitivity Suitable when analyzing a nearby signal to avoid overload due to high level signals Remote command SETATTMODE on page 246 FSCAN_ATTMODE on page 351 SCOPE_ATTMODE on page 368 FF...

Page 82: ...nal frequency might have changed we recommend per forming a new search using the Find Carrier function Remote command 1F 2F measurements LLZ_DEM_1F2F_BW on page 279 GS_DEM_1F2F_BW on page 288 Wideband measurements LLZ_DEM_WIDE_BW on page 279 GS_DEM_WIDE_BW on page 289 IF BW Dist ID Specifies the demodulation filter bandwidth for distortion and ID measurements Remote command 1F 2F measurements LLZ_...

Page 83: ...ax 13 dBm The antenna must correspond to the speci fied frequency range for the measurement LF In An AF or low frequency signal is provided at the LF In input connector on the rear side of the R S EVSG1000 If both receivers are used only one of them can be set to analyze input from LF In Analyzing LF input requires option R S EVSG1 K7 Remote command GS_RFLF_INPUT on page 290 LLZ_RFLF_INPUT on page...

Page 84: ...cess AMPT Access VNC w Specifies the handling of the DC component of the AF signal For low IF signals AC coupling is always used AC The DC component of the AF signal is not forwarded DC The DC component of the AF signal is also forwarded and analyzed Remote command SETUP BB_IN_COUPL on page 249 DC Reference Access AMPT Access VNC w Defines the reference power in volt for LF input available for AF ...

Page 85: ...GS_BB_BW_KHZ on page 285 VOR_BB_BW_KHZ on page 313 Low IF mode LLZ_BB_LOWIF_BW_KHZ on page 277 GS_BB_LOWIF_BW_KHZ on page 286 IF AF Bandwidth Dist ID Access BW Access VNC e Bandwidth with which the ID analysis and distortion measurement is performed The default bandwidth is 3 kHz for Low IF measurements For AF measurements the default bandwidth is 1 5 kHz Remote command AF mode LLZ_BB_AF_BW_IDDIST...

Page 86: ...100 per second If the defined measurement time is longer the val ues captured internally in that interval are averaged and only the average value is dis played Note that the measurement time determines the minimum interval for values to be stored during recording see Time on page 220 Enter the time in milliseconds Remote command MEASTIME on page 245 4 1 4 7 DDM and SDM Configuration The following ...

Page 87: ...f the DDM bargraph 0 075 0 150 0 400 dimensionless Remote command SETUP UNIT BARGRAPH on page 251 4 2 ILS Marker Beacon Mode Option R S EVSG K3 Access Mode ILS MB Access VNC m Down arrow key Remote command MODE_MB on page 306 Basics on Marker Beacons 87 ILS Marker Beacon Measurements and Results 88 Configuring ILS Marker Beacon Measurements 95 4 2 1 Basics on Marker Beacons Marker beacon MB receiv...

Page 88: ...he receiver to identify which one it is flying over Both visual color of the marker beacon and audio tone identification is supported for determining which marker has been flown over The audio visual pairing of marker bea cons is as follows Outer marker flashes BLUE in the cockpit at 400 Hz relaxed tone Middle marker flashes AMBER in the cockpit at 1300 Hz hurried tone Inner marker flashes WHITE i...

Page 89: ... page 158 Remote command VIEW_MB on page 307 RF Level and Frequency Display 89 IF Spectrum Preview 90 ILS Marker Beacon Main View 91 ILS Marker Beacon ID Analysis 92 ILS Marker Beacon Recording View 94 4 2 2 1 RF Level and Frequency Display The measured RF power and frequency of the input signal are displayed both numeri cally and graphically Figure 4 14 RF level display The following results are ...

Page 90: ...cated by an O see Status flags on page 75 Remote commands to retrieve results LA on page 244 RF on page 245 FMEAS on page 308 4 2 2 2 IF Spectrum Preview A preview of the measured spectrum power level vs frequency for the IF intermedi ate frequency signal is provided The center frequency is the nominal channel fre quency The frequency range shows the measured bandwidth The power range is selected ...

Page 91: ... 2 3 ILS Marker Beacon Main View The ILS Marker Beacon Main view provides the following results AM 400 Hz 91 Freq 400 Hz 91 AM 1300 Hz 92 Freq 1300 Hz 92 AM 3000 Hz 92 Freq 3000 Hz 92 AM 400 Hz AM modulation depth of the 400 Hz component Remote command AM6 on page 309 Freq 400 Hz Measured frequency of the 400 Hz component Remote command AF6 on page 308 ILS Marker Beacon Mode Option R S EVSG K3 ...

Page 92: ...frequency of the 1300 Hz component Remote command AF5 on page 308 AM 3000 Hz AM modulation depth of the 3000 Hz component Remote command AM4 on page 309 Freq 3000 Hz Measured frequency of the 3000 Hz component Remote command AF4 on page 308 4 2 2 4 ILS Marker Beacon ID Analysis Displays the results of the marker beacon signal id analysis ILS Marker Beacon Mode Option R S EVSG K3 ...

Page 93: ...Hz Dash Displays the length of a dash for the middle marker in ms Remote command ID_F1300_DASHLEN on page 310 1300 Hz Dot Displays the length of a dot for the middle marker in ms Remote command ID_F1300_DOTLEN on page 310 1300 Hz Gap Displays the gap between dot and dash for the middle marker in ms Remote command ID_F1300_GAP on page 310 3000 Hz Dot Displays the length of a dot for the inner marke...

Page 94: ...st see List on page 219 If available the stored GPS data from the GPS receiver is also displayed Which measurement results are stored is described in the remote commands see GETDATADEF on page 378 The individual measurement results are described in the other ILS Marker Beacon result views For details on data logging see Chapter 8 2 Recording Measurement Data on page 217 ILS Marker Beacon Mode Opti...

Page 95: ...Beacon measurement Settings for recording including trigger settings are described in Chapter 8 2 Record ing Measurement Data on page 217 Setting the Receiver Frequency 95 Ampt 96 Setting the Measurement Time MTime 97 4 2 3 1 Setting the Receiver Frequency Access CH FREQ Access VNC q The receiver frequency determines the nominal frequency at which the measurement is performed Freq 95 Step Size 95 ...

Page 96: ...o the sig nal strength This mode works best with clean signals In difficult receiving condi tions the Low Noise Normal or Low Distortion modes can be more stable When monitoring signals with mostly constant signal levels it is also recommended that you use the Low Noise Normal or Low Distor tion mode Remote command SETATTMODE on page 246 SCOPE_ATTMODE on page 368 FFT_ATTMODE on page 360 IFSPECT_AT...

Page 97: ...ernally values are captured every 100 ms that is 10 per second With the High Measurement Rate option R S EVSG K22 installed the internal capture rate is 10 ms that is 100 per second If the defined measurement time is longer the val ues captured internally in that interval are averaged and only the average value is dis played Note that the measurement time determines the minimum interval for values...

Page 98: ...t of two parts 30 Hz frequency modulated FM sine wave on subcarrier 9 96 kHz from ampli tude modulation AM carrier 1020 Hz AM modulated sine wave Morse code A directional positioning signal variable VAR 30 Hz AM modulated sine waves with variable phase shift VOR receiver The VOR receiver obtains the directional information by measuring the phase differ ence of two 30 Hz signals transmitted by the ...

Page 99: ...used for the transmission of ATIS Automatic Termi nal Information Service messages The Morse code can be used to identify the VOR station similar to the Morse code identification signal on page 55 in the ILS signal The spectrum of a VOR signal is therefore composed of the carrier and three modula ted components Figure 4 17 Example of the VOR Spectrum The identical modulation degree m 0 3 for all t...

Page 100: ...Numeric Measurement Modes R S EVSG1000 100 User Manual 1178 6227 02 06 Figure 4 18 Basics of the VOR signal generation VOR Mode Option R S EVSG K2 ...

Page 101: ...Numeric Measurement Modes R S EVSG1000 101 User Manual 1178 6227 02 06 4 3 1 2 VOR Demodulator Figure 4 19 Block diagram of the VOR software demodulator VOR Mode Option R S EVSG K2 ...

Page 102: ...hase difference of the 30 Hz reference signal and the 30 Hz rotational signal VOR distortion In the VOR software demodulator two kinds of signals are analyzed regarding distor tions AM Distortion The AM modulation depth vs time signal is processed by an FFT with a user defined resolution bandwidth The trace is displayed in the Modulation Spectrum display The K2 K3 and THD results of the AM compone...

Page 103: ...AF frequencies are calculated FreqAM30 30 Hz Rotational signal AM FreqFM30 30 Hz Reference signal FM FreqID voice identification From 300 Hz to 4 kHz typically 1020 Hz Freq9960 The carrier frequency of the FM carrier typically 9960 Hz Calculated as mean value of the FM demodulator output 4 3 1 3 Phase Notation in VOR Measurements In VOR measurements the phase can be provided using two different no...

Page 104: ...ode you must select the carrier for which you want to see the graphical results When you select the softkey a submenu is dis played to select the carrier You can select one of the following carriers Main carrier AM demodulated Subcarrier AM demodulated AM component Subcarrier FM demodulated FM component To return from the graphical results to the VOR mode select Return F7 For details on the graphi...

Page 105: ...icating the power and a color coded overload state where red overload state check message yellow power approaching overload state green power in a valid range If applicable overload messages Overload messages The following messages indicate an overload RF Overload Overload of the input mixer or of the analog IF path IF Overload Overload of the IF signal ADC Overload The dynamic range of the AD con...

Page 106: ... power range is selected such that the noise level remains visible Figure 4 22 IF spectrum preview This preview spectrum allows you to check if the current measurement settings are appropriate such as the bandwidth or frequency offsets For a larger more detailed spectrum diagram select one of the graphical Spectrum modes If you switch to such a mode directly from a numeric measurement mode the cur...

Page 107: ... 108 FM Index 108 Bearing from Phase between both 30 Hz signals direction of the R S EVSG1000 in relation to the ground station A green bearing value indicates a valid VOR signal has been determined Remote command BE on page 319 AM 30 Hz AM modulation depth of 30 Hz AM rotational signal Remote command AM0 on page 318 AM 9960 Hz AM modulation depth of 9 96 kHz subcarrier VOR Mode Option R S EVSG K2...

Page 108: ... notched Remote command AM9 on page 318 Freq 30 Hz AF frequency of 30 Hz AM rotational signal Remote command AF0 on page 317 Freq 9960 Hz Mean carrier frequency of the FM modulated subcarrier typically at 9 96 kHz Remote command AF1 on page 317 Freq FM30 AF frequency of the 30 Hz reference signal Remote command AF2 on page 318 FM Index FM frequency deviation of 30 Hz subcarrier Remote command FM1 ...

Page 109: ...K4 on page 320 SUBCARR_K5 on page 321 Subcarrier AM Distortion Measures the AM distortion of the subcarrier During signal generation different unwanted AM components appear Depending on the number of segments used by the antenna different results are displayed in the Distortion view see No of Segm on page 114 Note that in the data recording all results are included not only those displayed in the ...

Page 110: ... 4 3 2 5 VOR ID Analysis View Displays the results of a morse signal analysis optional Bearing from 110 Last ID 111 ID Code 111 ID Period 111 Dot Length 111 Dash Length 111 Dot Dash Gap 111 Letter Gap 111 ID AM 111 ID Freq 112 Bearing from Phase between both 30 Hz signals direction of the R S EVSG1000 in relation to the ground station A green bearing value indicates a valid VOR signal has been det...

Page 111: ...ode in milliseconds Remote command ID_DOT_LENGTH on page 301 Dash Length Length of time a dash is transmitted in the used Morse cod in milliseconds Remote command ID_DASH_LENGTH on page 301 Dot Dash Gap Length of time that passes between a transmitted dot and a dash in the used Morse code in milliseconds Remote command ID_DOTDASH_GAP on page 301 Letter Gap Length of time that passes between two tr...

Page 112: ... for VOR measurements from the selected data list see List on page 219 If available the stored GPS data from the GPS receiver is also displayed Which measurement results are stored is described in the remote commands see GETDATADEF on page 378 The individual measurement results are described in the other result views For details on data logging see Chapter 8 2 Recording Measurement Data on page 21...

Page 113: ...tings are described in Chapter 8 2 Record ing Measurement Data on page 217 VOR measurements on LF input Using the option R S EVSG1 K7 you can also analyze the AF components of the VOR signal to determine AF parameters of the carrier Furthermore you can use the LF input to measure signals with a very low intermediate frequency 25 kHz Such signals are provided as output at test points of a transmit ...

Page 114: ... one of them can be set to analyze input from LF In Analyzing LF input requires option R S EVSG1 K7 Remote command GS_RFLF_INPUT on page 290 LLZ_RFLF_INPUT on page 281 VOR_RFLF_INPUT on page 315 FFT_RFLF_INPUT on page 365 SCOPE_RFLF_INPUT on page 370 SETUP INPUT on page 248 Signal Direction Defines the reference for phase notation see Chapter 4 3 1 3 Phase Notation in VOR Measurements on page 103 ...

Page 115: ...easurement By default this frequency is also assumed to be the center frequency for spectrum displays unless an offset is defined For measurements on two frequencies the frequencies are defined as offsets to this nominal frequency Remote command RF on page 245 Step Size Defines the frequency step size for the rotary knob when setting the frequency In many avionics signals channels are assigned to ...

Page 116: ...cording to the sig nal strength This mode works best with clean signals In difficult receiving condi tions the Low Noise Normal or Low Distortion modes can be more stable When monitoring signals with mostly constant signal levels it is also recommended that you use the Low Noise Normal or Low Distor tion mode Remote command SETATTMODE on page 246 SCOPE_ATTMODE on page 368 FFT_ATTMODE on page 360 I...

Page 117: ...rformed on the IF signal Ensure the entire input signal lies within the specified bandwidth particularly for narrow bandwidths Remote command VOR_DEM_BW on page 314 AM30 BW Defines the filter bandwidth with which the 30 Hz AM rotational signal is demodulated Remote command VOR_DEM_AM_BW on page 314 FM BW Defines the filter bandwidth with which the 30 Hz reference signal is demodulated Remote comma...

Page 118: ...on R S EVSG K6 Access Mode COM Access VNC m Down arrow key If the COM Analysis option R S EVSG K6 is installed signals from VHF UHF com munication channels can be analyzed with the R S EVSG1000 Very high frequency VHF and ultrahigh frequency UHF communication is used for air traffic control ATC COM for example The COM mode can be used to analyze both the civil aircraft band and military fre quenci...

Page 119: ...Remote command MODE_COM on page 322 RF Level and Frequency Display 119 IF Spectrum Preview 120 COM Main View 121 COM Recording View 123 4 4 1 1 RF Level and Frequency Display The measured RF power and frequency of the input signal are displayed both numeri cally and graphically Figure 4 23 RF level display The following results are provided Numeric power level in dBm Lev For measurements on two fr...

Page 120: ...recorded data lists overloads are indicated by an O see Status flags on page 75 Remote commands to retrieve results LA on page 244 RF on page 245 COM mode GET_MEASFREQ on page 327 GET_TX1_MEASFREQ on page 330 GET_TX2_MEASFREQ on page 332 GET_TX1_LEVEL on page 330 GET_TX2_LEVEL on page 332 4 4 1 2 IF Spectrum Preview A preview of the measured spectrum power level vs frequency for the IF intermedi a...

Page 121: ... following measurement results for the 1 kHz 1 2 kHz test tone see Tone Freq on page 125 Figure 4 25 COM Main view You can display graphical results directly from the COM mode by selecting the softkey in the Meas menu In this case the settings for the current measurement are applied to the graphical results To return from the graphical results to the COM mode select Return F7 For details on the gr...

Page 122: ..._2 on page 330 GET_TX2_AMMOD_1_2 on page 332 Freq 1 0 kHz 1 2 kHz Displays the demodulated frequency of the 1 kHz 1 2 kHz AM test tone at the individ ual carrier frequencies and for both carriers together Remote command GET_ONE_AMFREQ _1_0 on page 328 GET_TX1_AMFREQ_1_0 on page 329 GET_TX2_AMFREQ_1_0 on page 331 GET_ONE_AMFREQ_1_2 on page 328 GET_TX1_AMFREQ_1_2 on page 330 GET_TX2_AMFREQ_1_2 on pa...

Page 123: ...w The Recording view displays the recorded data for COM measurements from the selected data list see List on page 219 If available the stored GPS data from the GPS receiver is also displayed Which measurement results are stored is described in the remote commands see GETDATADEF on page 378 The individual measurement results are described in Chapter 4 4 1 3 COM Main View on page 121 For details on ...

Page 124: ... 4 4 2 1 Channel and Frequency Configuration The ILS Localizer and Glidepath measurements can detect both course and clearance carriers simultaneously Alternatively the individual carriers can be measured only or any one or two user defined frequencies By default a wideband measurement is per formed The available measurement settings depend on the selected channel and fre quency configuration Chan...

Page 125: ...o either side of the nominal tone frequency TX1 Offset defines the upper carrier with a positive offset to the tone frequency TX2 Offset defines the lower carrier with a negative offset to the tone frequency Remote command AMFREQ_OFFSET_TX1 on page 323 AMFREQ_OFFSET_TX2 on page 323 Tone Freq The nominal tone frequency used to measure all results for both carriers Remote command COM_TONEFREQ_1K01K2...

Page 126: ...RF Mode on page 81 Auto The RF attenuation mode is selected automatically The signal attenuation is selected automatically according to the sig nal strength This mode works best with clean signals In difficult receiving condi tions the Low Noise Normal or Low Distortion modes can be more stable When monitoring signals with mostly constant signal levels it is also recommended that you use the Low N...

Page 127: ... time is required but also the less sensitive the frequency results BW 1FBW 2F Specifies the filter bandwidth for the single or both carriers Remote command COM_DEMOD_BW_1F on page 324 COM_DEMOD_BW_2F on page 324 4 4 2 4 Setting the Measurement Time MTime Access MTime Access VNC d The measurement time determines the interval at which new measurement results are displayed Internally values are capt...

Page 128: ...Hz and 1750 kHz according to ICAO annex 10 see 3 Each beacon is identified by a morse code which is transmitted at either 400 Hz or 1020 Hz Due to the low transmission frequency NDBs are useful particularly for middle distance navi gation 4 5 2 NDB Measurement and Results Due to the large amount of different signal parameters the NDB measurement pro vides multiple views for the measurement results...

Page 129: ...ev Measured frequency offset to the tuned carrier frequency in kHz Bargraph indicating the power blue and a color coded overload state where red overload state check message yellow power approaching overload state green power in a valid range If applicable ADC Overload message The dynamic range of the A D converter is exceeded clipping IF Spectrum A preview of the measured spectrum power level vs ...

Page 130: ...e commands to retrieve results RF on page 245 LA on page 244 4 5 2 2 NDB ID Analysis Displays the results of the NDB signal id analysis The ID can be analyzed at 400 Hz or 1020 Hz see ID Freq on page 135 Last ID 131 Carr Lev Change 131 ID Code 131 ID Period 131 Non Directional Beacon Mode Option R S EVSG1 K7 ...

Page 131: ...d Time between two measured ID pulses Remote command ID_PERIOD on page 302 Dot Length Length of time a dot is transmitted in the used Morse code in milliseconds Remote command ID_DOT_LENGTH on page 301 Dash Length Length of time a dash is transmitted in the used Morse cod in milliseconds Remote command ID_DASH_LENGTH on page 301 Dot Dash Gap Length of time that passes between a transmitted dot and...

Page 132: ... page 348 ID Freq Frequency of the morse signal Remote command NDB_AMFREQ on page 348 4 5 2 3 NDB Distortion View The NDB Dist view comprises the distortion factors for the beacon ID The ID can be analyzed at 400 Hz or 1020 Hz see ID Freq on page 135 Figure 4 28 NDB Distortion view AM 400 1020 Hz 133 K2 400 1020 Hz 133 K3 400 1020 Hz 133 Non Directional Beacon Mode Option R S EVSG1 K7 ...

Page 133: ... 400 1020 Hz beacon ID Remote command NDB_K3_PCT on page 349 K4 400 1020 Hz Distortion 4th order 400 1020 Hz beacon ID Remote command NDB_K4_PCT on page 349 Unwanted AM 30 to 120 Hz Measures spurs in the antenna switching range Remote command NDB_POWSUPPL_FC on page 349 THD 400 1020 Hz Total Harmonic Distortion THD 400 1020 Hz beacon ID Remote command NDB_THD_PCT on page 350 4 5 2 4 NDB Recording ...

Page 134: ...ng Measurement Data on page 217 Status flags The STIOCPMV value contains status flags if applicable S Start started manually T Triggered externally I Invalid O Overload RF input signal too high C Corrected includes RF input correction factor P PPS synced M Morse ID available V Valid signal ILS LOC GP and VOR only 4 5 3 Configuring NDB Measurements NDB measurements are always performed on LF input ...

Page 135: ...s VNC s Some general settings are available for NDB measurements Level Unit 135 ID Freq 135 Level Unit Switches the unit for all level displays in NDB measurement results between dBμV default and dBm Remote command NDB_UNIT_LEVEL on page 347 ID Freq The NDB ID can be analyzed at 400 Hz or 1020 Hz Remote command NDB_IDFREQ_400_1020 on page 349 4 5 3 2 Receiver Frequency Access CH FREQ Access VNC q ...

Page 136: ...Spectrum Display on page 129 Note that the valid level range depends on the selected measurement mode Manual The RF attenuation mode is specified manually see RF Mode on page 81 Auto The RF attenuation mode is selected automatically The signal attenuation is selected automatically according to the sig nal strength This mode works best with clean signals In difficult receiving condi tions the Low N...

Page 137: ...ed power levels to compensate for an inherent offset by the measurement setup for example the antenna Remote command NDB_EXTERNALATT_LFIN on page 346 4 5 3 4 Setting the Bandwidth Access BW Access VNC e The bandwidth determines the frequency range for which the measurement is per formed Depending on the measurement mode and whether a wideband or a specific frequency is measured different settings ...

Page 138: ...n R S EVSG K22 installed the internal capture rate is 10 ms that is 100 per second If the defined measurement time is longer the val ues captured internally in that interval are averaged and only the average value is dis played Note that the measurement time determines the minimum interval for values to be stored during recording see Time on page 220 Enter the time in milliseconds Remote command M...

Page 139: ...S EVSG K10 Access Mode RF Spectrum Access VNC m Down arrow key The RF Spectrum mode displays the power vs frequency diagram spectrum for a user defined frequency range of the input signal This is useful to obtain an overview of the entire input signal The RF Spectrum requires the R S EVSG K10 option The x axis displays the absolute measured frequency in Hz The y axis displays the measured power le...

Page 140: ...ly active measurement mode on the active receiver board e g RF Spectrum See Chapter 3 3 Measurement Mode on page 52 Frequency range Center Span Start Stop The swept frequency range see Chapter 5 1 1 Configuring the Frequency Range on page 140 RF attenuation Att The used attenuation mode see also RF Mode on page 81 Reference level Ref Lev The maximum expected power level see Ref Level on page 142 L...

Page 141: ...rea Remote command FSCAN_FREQCENTER on page 351 Span Configures the frequency span which must be at least 100 kHz The configured value is displayed as Span in the measurement settings area Remote command FSCAN_FREQSPAN on page 351 Start Configures the start frequency of the x axis The configured value is displayed as Start in the measurement settings area Remote command FSCAN_FREQSTART on page 352...

Page 142: ...he Amplitude Y Axis Access Ampt Access VNC w The amplitude settings configure the y axis of the spectrum Ref Level 142 Y Range 142 RF Mode 142 Transducer Correction 143 Ref Level The reference level determines the maximum power level displayed in the spectrum The reference level should be set as close as possible to the highest expected power level to avoid overload at the RF input or signal clipp...

Page 143: ...ce mode Defines the update mode for subsequent traces Clear Write Overwrite mode default the trace is overwritten by each sweep Average The average is determined over several sweeps The Average Count determines the number of averaging procedures Max Hold The maximum value is determined over several sweeps and dis played The R S EVSG1000 saves each trace point in the trace memory only if the new va...

Page 144: ...isplays the measured power vs frequency spectrum for a small span around the center frequency of the input signal This is useful to perform detailed analysis on the signal around the center frequency This mode requires the R S EVSG K10 option The x axis displays the frequency offset to the nominal RF frequency in Hz The y axis displays the measured power levels in dBm Marker functions allow you to...

Page 145: ...hapter 3 2 Receiver Board on page 52 Measurement mode The currently active measurement mode on the active receiver board e g RF Spectrum See Chapter 3 3 Measurement Mode on page 52 Frequency range RF Freq Span The swept frequency range see RF Freq on page 146 Reference level Ref Lev The maximum expected power level see Ref Level on page 147 Level correction Lev Corr The applied level correction by...

Page 146: ...solution bandwidth defines the minimum frequency separation at which the individual components of a spectrum can be distinguished Small values result in high precision as the distance between two distinguishable frequencies is small Higher values decrease the preci sion but increase measurement speed The RBW can be determined automatically by the R S EVSG1000 or manually AUTO mode The RBW is deter...

Page 147: ...ified manually see RF Mode on page 81 Auto The RF attenuation mode is selected automatically The signal attenuation is selected automatically according to the sig nal strength This mode works best with clean signals In difficult receiving condi tions the Low Noise Normal or Low Distortion modes can be more stable When monitoring signals with mostly constant signal levels it is also recommended tha...

Page 148: ...erwritten by each sweep Average The average is determined over several sweeps The Average Count determines the number of averaging procedures Max Hold The maximum value is determined over several sweeps and dis played The R S EVSG1000 saves each trace point in the trace memory only if the new value is greater than the previous one The Average Count determines the number of sweeps to evaluate RMS T...

Page 149: ...dulation depth in dB Marker functions allow you to analyze specific details in the spectrum Figure 5 3 AF Spectrum for RF input The following settings are displayed in the measurement settings area of the RF spec trum RX board RX1 RX2 The currently active receiver board See Chapter 3 2 Receiver Board on page 52 Measurement mode The currently active measurement mode on the active receiver board e g...

Page 150: ...ution Bandwidth RBW Mode Res BW on page 142 For ILS or VOR signals the modulation of the selected carrier AM Demod VOR Subc AM VOR Subc FM see Switching from numeric to graphical results on page 104 AF Spectrum for LF input Using option R S EVSG1 K7 you can also analyze LF input AF signals only in the AF Spectrum mode In this case the y axis displays the modulation depth in volt Figure 5 4 AF Spec...

Page 151: ...R Subc FM see Switching from numeric to graphical results on page 104 Generally each mode is configured individually When you switch modes the most recently defined settings for that mode are applied However graphical results can also be displayed directly from the measurement modes with numeric results In this case the settings for the current mode are applied to the graphical results If the orig...

Page 152: ... from LF In Analyzing LF input requires option R S EVSG1 K7 Remote command GS_RFLF_INPUT on page 290 LLZ_RFLF_INPUT on page 281 VOR_RFLF_INPUT on page 315 FFT_RFLF_INPUT on page 365 SCOPE_RFLF_INPUT on page 370 SETUP INPUT on page 248 5 3 2 Configuring the Frequency Range Access CH F Access VNC q The following settings configure the frequency range of the spectrum that is the x axis Define the fre...

Page 153: ...EQ_START on page 362 AF Stop Configures the stop frequency of the x axis The configured value is displayed as AF Stop in the measurement settings area Remote command FFT_FREQSTOP on page 363 5 3 3 Configuring the Bandwidth Access BW Access VNC e F1 RBW 153 IF BW 154 AF In BW 154 IF BW AM 154 RBW Defines the resolution bandwidth RBW of the spectrum The resolution bandwidth defines the minimum frequ...

Page 154: ... in AF Spectrum mode However it becomes available when you do one of the following Switch to the AF spectrum from ILS LOC or ILS GP mode in low IF mode Switch to the AF spectrum from VOR mode for LF input selecting the AM demodulated subcarrier see Switching from numeric to graphical results on page 104 Remote command FFT_BB_IF_BW_KHZ on page 361 5 3 4 Configuring the Amplitude Y Axis for RF Input...

Page 155: ...des can be more stable When monitoring signals with mostly constant signal levels it is also recommended that you use the Low Noise Normal or Low Distor tion mode Remote command SETATTMODE on page 246 SCOPE_ATTMODE on page 368 FFT_ATTMODE on page 360 IFSPECT_ATTMODE on page 356 RF Mode Defines the RF attenuation mode to be used Low Noise 15 dB pre amplification Provides a high sensitivity Suitable...

Page 156: ...VNC s Switches the unit of the y axis between V and for LF input see Chapter 5 4 1 Con figuring the Input Signal on page 161 Range Access AMPT Access VNC w Defines the full scale AF signal level Define the correct level to avoid clipping and overload Switches the range between 1 V and 5 V Remote command SETUP BB_IN_RANGE on page 250 Coupling Access AMPT Access VNC w Specifies the handling of the D...

Page 157: ...put system Remote command SETUP BB_IN_FACTOR on page 250 5 3 6 Configuring the Trace Access Meas Access VNC a Trace settings determine how the display values are calculated from the measured val ues Trace mode 157 Average Count 158 Trace mode Defines the update mode for subsequent traces Clear Write Overwrite mode default the trace is overwritten by each sweep Average The average is determined ove...

Page 158: ...FSPECT_TRACE_AVRGCOUNT on page 359 FSCAN_TRACE_AVRGCOUNT on page 354 5 4 AF Time Domain Mode Option R S EVSG K12 Access Mode AF Time Domain Access VNC m Down arrow key The AF Time Domain mode displays the modulation vs time diagram of the demodula ted RF signal similar to an oscilloscope This mode requires the R S EVSG K12 option The x axis displays the measurement time The y axis displays the mod...

Page 159: ...iginal measurement mode analyzes multiple carriers you must select the car rier for which you want to see the graphical results when you switch the mode The following settings are displayed in the measurement settings area of the RF spec trum RX board RX1 RX2 The currently active receiver board See Chapter 3 2 Receiver Board on page 52 Measurement mode The currently active measurement mode on the ...

Page 160: ... is displayed In addi tion to the R S EVSG K12 option analyzing LF input in the time domain requires option R S EVSG1 K7 Figure 5 6 AF Time Domain Mode of an ILS signal from LF input For LF input the following settings are displayed RX board RX1 RX2 The currently active receiver board See Chapter 3 2 Receiver Board on page 52 Measurement mode The currently active measurement mode on the active rec...

Page 161: ...e for the currently selected receiver see To select the receiver board to configure on page 52 For details on the connectors see Chapter 1 5 1 3 RX1 IN RX2 IN on page 29 RF In An RF signal is provided from the RX 1 In RX 2 In connectors on the front of the R S EVSG1000 They are connected to a receiving antenna max 13 dBm The antenna must correspond to the speci fied frequency range for the measure...

Page 162: ...369 IF BW Defines the bandwidth with which the RX input is measured Remote command SCOPE_IF_BW_KHZ on page 369 LF input SCOPE_BB_IF_BW_KHZ on page 368 AF In BW Access BW Access VNC e Bandwidth with which the LF input is measured Remote command SCOPE_BB_AF_BW_KHZ on page 368 FFT_BB_AF_BW_KHZ on page 361 5 4 3 Configuring the Amplitude Y Axis for RF Input Access Ampt Access VNC w The amplitude setti...

Page 163: ...es can be more stable When monitoring signals with mostly constant signal levels it is also recommended that you use the Low Noise Normal or Low Distor tion mode Remote command SETATTMODE on page 246 SCOPE_ATTMODE on page 368 FFT_ATTMODE on page 360 IFSPECT_ATTMODE on page 356 RF Mode Defines the RF attenuation mode to be used Low Noise 15 dB pre amplification Provides a high sensitivity Suitable ...

Page 164: ...nit of the y axis between V and for LF input see Chapter 5 4 1 Con figuring the Input Signal on page 161 Range Access AMPT Access VNC w Defines the full scale AF signal level Define the correct level to avoid clipping and overload Switches the range between 1 V and 5 V Remote command SETUP BB_IN_RANGE on page 250 Coupling Access AMPT Access VNC w Specifies the handling of the DC component of the A...

Page 165: ...62 SCOPE_BB_LFIN_DCOFFSETV on page 369 LF In Factor Access AMPT Access VNC w Applies a factor to the measured power levels e g to compensate certain effects in the input system Remote command SETUP BB_IN_FACTOR on page 250 5 4 5 Configuring the Measurement Time Access MTime Time Div Access VNC d F1 Time Div Defines the time range displayed in each division of the x axis The full x axis range that ...

Page 166: ...rnal trigger device is received The trigger device must be connected to the Trigger In connector on the rear panel of the R S EVSG1000 Level A measurement is performed when the input signal reaches the defined trigger level Trigger Edge For external triggering this setting defines whether a measurement is performed when the positive rising or negative falling edge of the trigger signal is received...

Page 167: ...erage Count determines the number of sweeps to evaluate Remote command FFT_TRACEMODE on page 365 IFSPECT_TRACE_MODE on page 358 FSCAN_TRACE_MODE on page 354 Average Count Determines the number of sweeps over which trace evaluation is performed e g aver aging or maxhold Remote command FFT_TRACE_AVRGCOUNT on page 366 IFSPECT_TRACE_AVRGCOUNT on page 359 FSCAN_TRACE_AVRGCOUNT on page 354 5 5 Using Mar...

Page 168: ... the center frequency to the current marker position 169 Relative Unit for AF spectrum only 169 Activating Deactivating a marker Access Marker Marker x Access VNC i F1 F4 To activate a marker select the corresponding softkey An active marker is highlighted To select a marker that is already active for example to move its position see Moving a marker to a peak in the diagram on page 169 select the ...

Page 169: ...tected in the diagram If no marker is active or selected this function has no effect To select a marker see Activating Deactivating a marker on page 168 Adapting the center frequency to the current marker position Access Marker Center Marker Freq Access VNC o F3 Sets the center frequency of the spectrum to the position of the currently active and selected marker indicated in the softkey The spectr...

Page 170: ...ge 397 The R S EVSG K4 K5 applications feature Receiving GBAS signal data from a GBAS ground station in a frequency range between 108 025 MHz and 117 950 MHz with a channel spacing of 25 kHz Receiving SCAT I signal data from a SCAT I ground station in a frequency range between 108 025 MHz and 117 950 MHz with a channel spacing of 25 kHz Analyzing the RF characteristics signal strength and frequenc...

Page 171: ... 6 1 1 GBAS Specifics GBAS is a ground based augmentation system that can enhance satellite navigation The GBAS is intended to improve aircraft safety and to enhance satellite navigation and the full range of precision approach and landing procedures as well as the termi nal area operations GBAS components The illustration in Figure 6 1 is a simplified representation of the GBAS three main compone...

Page 172: ...B transmitter The VDB transmitter modulates and encodes this mes sage and broadcasts it to the airborne GBAS equipment for example a GBAS receiver in the airplane The GBAS equipment in the airplane is a high precision multimode receiver that evaluates the message and applies corrections parameters to improve the navigation algorithms from GPS This list outlines the three signals transmitted betwee...

Page 173: ...ure including timing budget of the VDB bursts burst data contents and message encoding in great details The R S EVSG1000 receives the required training sequence decodes the message according to 1 and demodulates the D8PSK modulated data automatically 6 1 3 Final Approach Segment FAS Construction Data According to the standard 1 the message type 4 contains one or more data sets that contain approac...

Page 174: ...em a location is identified by three coordinates the altitude the latitude and the longitude 6 1 4 Time Slot Synchronization via PPS The GBAS SCAT I signal is synchronous to the PPS signal of the GPS system With the help of this synchronization the GBAS SCAT I signal is assigned to eight time slots twice a second If the R S EVSG1000 finds a valid PPS signal at its selected trigger connector the st...

Page 175: ...t recent frame is referred to as T previous frames are T minus 1 T 1 T 2 to T 39 Slot The currently selected slot for which the results are displayed The slots are labeled A B C D E F G H Frequency Freq The channel frequency that determines the carrier frequency at which the measure ment is performed The VHF data broadcast is defined for carrier frequencies within the range of 108 025 MHz to 117 9...

Page 176: ...y Update Status Mode Indicates whether the display is updated or not Note Data recording and streaming continue regardless of the display update status Run Display is updated continuously Pause Display is temporarily not updated Remote command GBAS BUFFER_RUNPAUSE on page 334 6 3 GBAS SCAT I Measurement Views and Results The GBAS SCAT I measurement provides both numerical and graphical results in ...

Page 177: ...s inserted over writing the frame T 39 and becomes the new frame T Thus the display is updated every 500 ms To freeze the current display for evaluation you can pause the table update see Run Pause on page 190 Data recording and streaming however con tinue as usual When updating is resumed all frames in the table are updated Results for a single frame or slot The currently selected frame and slot ...

Page 178: ...age of the noise power is displayed Remote command LA on page 336 Application Data App Dat Detected message types MT in the burst Example MT 1 2 messages of type 1 and 2 detected Status The burst status is indicated by the color of the slot cell Green The status is OK The received burst passed the cyclic redundancy check CRC Red An error occurred The received burst did not pass the cyclic redun da...

Page 179: ...use the view update see Run Pause on page 190 Data recording and streaming however continue as usual When updating is resumed the displayed results in the view are updated The Frame view contains two different displays Chapter 6 3 2 1 Frame Power Vs Time Diagram on page 179 Chapter 6 3 2 2 Frame Results Table on page 180 6 3 2 1 Frame Power Vs Time Diagram The power vs time diagram displays the me...

Page 180: ... rectangle in the frame results table If a slot timing error or a signal level error occurs the slot is highlighted red To scroll through the parameters in the table for a single slot use the arrow keys up and down Burst Level Average Av dBm 181 Slot Level Peak Pk dBm 181 Carrier frequency offset Offs kHz 181 EVM RMS 181 GBAS ID 181 Training Sequence FEC Train FEC 181 Application Data App Dat 181 ...

Page 181: ...on page 335 EVM RMS Error vector magnitude RMS in percent Indicates the quality of the transmitted symbols in relation to the ideal constellation point The EVM normalization reference is the mean constellation power Remote command GBAS EVM on page 337 For baseband input also GBAS EVM_ANGLE_NORM on page 335 GBAS ID 4 character identifier of the ground station broadcasting the message If there is mo...

Page 182: ...Remote command GBAS GBASBER on page 338 Valid Bursts Valid B Number of received bursts that passed the cyclic redundancy check CRC and are thus considered valid To reset the value use the Reset BER function Failed Bursts Failed B Number of received bursts that did not pass the cyclic redundancy check CRC and are thus considered invalid To reset the value use the Reset BER function Sync Sequence Sy...

Page 183: ...ew update see Run Pause on page 190 Data recording and streaming however continue as usual When updating is resumed the displayed results in the view are updated The Burst view contains two different displays Chapter 6 3 3 1 Slot Power vs Time Diagram on page 183 Chapter 6 3 3 2 Slot Results Table on page 184 Slot Power vs Time Diagram 183 Slot Results Table 184 6 3 3 1 Slot Power vs Time Diagram ...

Page 184: ...gram Zoom Zoom Changes the time range displayed in the diagram to view more details in a slot Zoom or outside of the slot Zoom Data points Shows or hides dots in the diagram indicating the measured data points Figure 6 6 Power vs time diagram with highlighted data points 6 3 3 2 Slot Results Table In the slot results table the slot details for the selected slot are displayed The results are the sa...

Page 185: ...and the measured values for the individual slot see Chapter 6 3 2 2 Frame Results Table on page 180 The constellation diagram shows the in phase and quadrature components of the received D8PSK symbols in the slot The in phase components I are displayed on the x axis the quadrature Q components on the y axis The eight ideal constellation points for D8PSK modulation are indicated by red dots The fol...

Page 186: ...t In addition to the message itself the header and footer are analyzed If the burst contains multiple messages they are listed in the table one after the other The data is interpreted from the received burst bitstream according to rules and data definitions configured in XML files You can configure the information provided in the Message view table using the message xml interface see Chapter 6 5 M...

Page 187: ...ary knob to scroll through the table 6 3 6 Recording View Access Meas View Rec The Recording view displays the recorded data for GBAS SCAT I measurements from the selected data list see List on page 219 If available the stored GPS data from the GPS receiver is also displayed GBAS SCAT I Measurement Views and Results ...

Page 188: ...cord contains measurement values and message data Recording is continued even if the display update is temporarily stopped by the Pause function see Run Pause on page 190 Start and stop recording from any measurement view using the Record key Record only the selected and currently dis played slot or frame using the Single key You can define which data is stored see Chapter 8 2 3 Recording Settings...

Page 189: ...cording file Rec Burst View Rec Const View Rec Msg View Displays the selected data record in detail in the selected view Message view is only available if message data was stored in the data record To return to the Recording view select Return 6 4 GBAS SCAT I Measurement Configuration The following settings are available for GBAS SCAT I measurements Settings for recording are described in Chapter ...

Page 190: ...ry knob you can scroll through the frames in the table and through the most recent 40 frames in the diagram Slot Selects the slot to be displayed in the power vs time diagram and at the top of the results table By changing the slot name for example using the rotary knob you can scroll through the slots in the table and in the diagram Remote command GBAS SEQN_SLOT on page 336 6 4 2 Frequency Config...

Page 191: ...e stable mea surement results If the R S EVSG1000 has to adapt the attenuation frequently indica ted by a frequent clicking noise from the attenuator spikes can occur in the trace Remote command GBAS ATTMODE AUTO see GBAS ATTMODE on page 334 RF Mode Defines the RF attenuation mode to be used Low Noise 15 dB pre amplification Provides a high sensitivity Suitable when scanning the area for dis tant ...

Page 192: ... from an empty file Import xml Imports a customized message type xml definition from a connected USB storage device to the R S EVSG1000 see Chapter 6 5 Message XML Interface on page 193 Note that this definition is only used if you set DEC DEF to Custom DEC DEF Determines which message type xml definition the decoder uses Default Uses the definition stored internally on the R S EVSG1000 Custom Use...

Page 193: ...view see Chapter 6 3 5 Message View on page 186 You can edit the XML control files with any text editor to obtain specific outputs for example or to accommodate the output to changes in the specifications However a good knowledge of the ICAO AN10 Vol1 3 and RTCA DO 217 2 specifications is essential to understand the transformation process The R S EVSG1000 provides a default set of XML files for an...

Page 194: ...uction on the leading bits of the bitstream which usually produces a value or text as output 2 The parser applies the next instruction on the subsequent bits of the bitstream As a result either an output is produced or further instructions are provided Fur ther instructions can be provided in additional XML files or depend on the current bitstream value or on a previous value see Control elements ...

Page 195: ...parser bitstream parser bitstream parser Interpretation Step 1 Step 2 Step n Output in Message view table Interpretation XML file 6 5 2 Output Elements and Control Elements Different types of elements are supported to interpret all existing values in a GBAS burst However the types are generic and can be configured to handle other values as well Many elements simply convert a binary value in the bi...

Page 196: ...more messages The messages have different message types with different content The content of the same message type can depend on certain parameters which are only known during runtime Therefore control elements such as a case dependent branch to a further XML file are supported Example Case dependent processing This example shows how the parser is directed to different instructions which are stor...

Page 197: ...r the current recording are stored in a subdirectory that is exported together with the basic CSV file The file with the human readable text values contains the data that is displayed in the Message view Example One row of data from the basic CSV file for list number 20 gbas_rx1_list20 csv 1 3 18 09 2018 14 29 57 844 D 108 0000 0 000 8 15 4 63 7 0 CMJ NOK 4 NOK 0 0e 00 882 20 553 481 0 00 00 00000...

Page 198: ...identical for all messages This is the basic root file for interpretation GbasMsgBlock xml describes the LAAS message block This file is referred to by Burst xml and can refer to further XML files GbasMsgType x xml describes each message type in an individual file These files are referred to by Burst xml and can refer to further XML files Figure 6 7 Examples for xml message interpretation files le...

Page 199: ...stream consists of a number of elements The first elements are the same for all bursts Power stabilization 15 bits Synchronicity ambiguity resolution 48 bits SSID 3 bits Transmission length 17 bits This general information is provided in the Burst xml file which is the start file for conversion The root element in this file is Gbas which means the file starts with Gbas and ends with Gbas Within th...

Page 200: ...ontent_short A short description or unique keyword used to reference the element Select the name carefully changing the name later can cause errors in the functionality of other elements type Determines how the parser processes the element The element type determines how the data is interpreted Depending on the type further elements can be mandatory 6 5 5 Output Elements Unsigned Type 200 Signed T...

Page 201: ...C_DUR data_content_short bits_used 8 bits_used type unsigned type special value 254 value name gt 2540 name special special value 255 value name not provided name special resolution 10 resolution unit s unit Element 6 5 5 2 Signed Type Interprets the value in a given number of bits as a signed integer value in decimal for mat Table 6 7 Mandatory subelements Name Description bits_used Static number...

Page 202: ... positive and W West for negative values Table 6 9 Mandatory subelements Name Description bits_used Static number of bits Table 6 10 Optional subelements Name Description resolution Determines the resolution of the element contents e g a result value The value is multiplied with the resolution factor to obtain the output result Note that the number of decimals of the resolution factor also defines...

Page 203: ...mat with E East for positive and W West for negative values Table 6 12 Mandatory subelements Name Description bits_used Static number of bits Table 6 13 Optional subelements Name Description resolution Determines the resolution of the element contents e g a result value The value is multiplied with the resolution factor to obtain the output result Note that the number of decimals of the resolution...

Page 204: ...Example Element data_content GBAS ID data_content data_content_short GBAS_ID data_content_short type id type Element 6 5 5 6 Fixed Type The fixed type element expects a certain number of bits to have a specific value If the incoming bitstream matches the result value is OK otherwise it is NOK Table 6 15 Mandatory subelements Name Description bits Binary bitstream content made of 0 and 1 Example El...

Page 205: ...a without evaluation Table 6 17 Mandatory subelements Name Description bits_used Static number of bits Example Element data_content Ephemeris CRC LSB data_content data_content_short EPH_CRC_LSB data_content_short bits_used 8 bits_used type value type Element 6 5 5 9 CRC Type Calculates a checksum and compares it with the given value Evaluates to OK or NOK Table 6 18 Mandatory subelements Name Desc...

Page 206: ...Bits used Value Binary Message Block CRC 32 OK 11100000011100100001110100100100 6 5 5 10 List Type Converts different integer values to text output Requires a list subelement for each pair of name and value Table 6 20 Mandatory subelements Name Description bits_used Static number of bits list Pair of name and value subelements Multiple list elements allowed name Provided result text value Result v...

Page 207: ...re undefined values use the list type Table 6 21 Mandatory subelements Name Description bits_used Static number of bits enum Texts to be output for specific number values Multiple enum elements allowed and required The number of enum subelements must equal the number of possible results for the number of bits_used Number values are implicitly defined as the order number of the enum subelement and ...

Page 208: ...n Element data_content Unknown Additional Block data_content data_content_short UnBlk data_content_short type dummy type Length AddBlkLen Length Start AddBlkLen Start Element 6 5 6 Control Elements Link_sel Type 208 Loop Type 211 While Type 211 6 5 6 1 Link_sel Type Depending on the result of the selected element processing continues with the speci fied element or subprocess Requires a link_sel an...

Page 209: ...ta_content Message data_content data_content_short MSG data_content_short type link_sel type link_sel MTI link_sel link_case value 1 value link GbasMsgType1 xml link link_case link_case value 2 value link GbasMsgType2 xml link link_case link_case value 4 value link GbasMsgType4 xml link link_case link_case value default value link GbasMsgTypeX xml link link_case Element Example Link selector with ...

Page 210: ...ed type Element Element data_content Delta Latitude data_content data_content_short DLat data_content_short bits_used 8 bits_used type signed type resolution 0 2 resolution unit unit Element link_case link_case value 3 value sub Element data_content K md e D GPS data_content data_content_short KmdeDGps data_content_short bits_used 8 bits_used type unsigned type resolution 0 05 resolution unit unit...

Page 211: ...content data_content_short Z_COUNT data_content_short bits_used 8 bits_used type unsigned type resolution 1 resolution Element Element data_content Issue of Data IOD data_content Element Loop Element 6 5 6 3 While Type Repeats the included elements while there are enough bits left to proceed Table 6 25 Mandatory subelements Name Description BitsLeft Number of bits required at the end of the loop t...

Page 212: ...ent Message Block Header data_content data_content_short MB_HEAD data_content_short type link_sel type link_case link GbasMsgBlock xml link link_case Element Loop Element 6 5 7 Auxiliary Elements Fill Type 212 6 5 7 1 Fill Type Used for the transmission end It determines the number of bits that are left in the data stream This number is usually 0 Otherwise the fill element indicates how many bits ...

Page 213: ... 85 86 91 92 96 98 211 221 R S NRP Cxx xx 18 33 40 50 R S NRP Cxx B1 xx 18 33 40 50 R S NRP xxS xx 8 18 33 R S NRP xxS10 xx 18 R S NRP xxS20 xx 18 R S NRP xxS25 xx 18 R S NRP xxSN xx 8 18 33 R S NRP xxSN10 xx 18 R S NRP xxSN20 xx 18 R S NRP xxSN25 xx 18 R S NRP xxA xx 18 R S NRP xxAN xx 18 R S NRP xxT xx 18 33 40 50 67 110 R S NRP xxTN xx 18 33 40 50 67 R S NRP xxW xx 18 R S NRP xxWN xx 18 Sensors...

Page 214: ...ort Option R S EVSG K24 R S EVSG1000 214 User Manual 1178 6227 02 06 The display shows the average level and the sensor type Figure 7 1 R S NRP Average Power Remote commands GETNRPTYPE on page 248 GETNRPPOW on page 248 ...

Page 215: ...e of the error In these cases you can store and recall instrument and measurement settings Up to 20 different settings referred to as UserPresets can be stored and recalled on the instru ment Settings stored in a UserPreset In each UserPreset the following current settings are stored All measurement settings see Chapter 2 Measurements and Results on page 48 All general instrument settings except f...

Page 216: ...me 217 Preset Access Preset Preset When delivered the R S EVSG1000 has a default configuration You can restore this defined initial state at any time as a known starting point for measurements Presetting is often recommendable as a first step in troubleshooting when unusual measurement results arise Two different preset functions are available the simple preset and the Factory Pre set The simple p...

Page 217: ...verwrites the current measurement settings by the settings stored in the selected UserPreset Recall from USB Overwrites the current measurement settings by the settings stored in the selected UserPreset on a connected USB storage device Delete Deletes the settings and the name assigned to the selected UserPreset Rename Renames the selected UserPreset 8 2 Recording Measurement Data During a measure...

Page 218: ... I Q data is stored as a separate file with the same file name as the data list but the extension iq This feature requires the R S EVSG1 K25 option I Q data is stored with a sample rate of 125000 samples per second I and Q values are stored with 32 bit each in little endian and signed integer format The I Q data level is aligned to the RF input signal of the R S EVSG1000 That is 0 dBm correspond t...

Page 219: ... contains measurement values and the message bitstream for the slot All records are stored in a CSV file This basic CSV file contains a data link for each record in the list The link points to a further CSV file which contains all human reada ble texts for that record All data files for the current recording are stored in a subdirec tory that is exported together with the basic CSV file See also R...

Page 220: ...values Full Compatible to R S EVS300 Medium A reduced set of values Short A minimum set of values Remote command SELECTLISTPARAM on page 376 Data selection Select GBAS SCAT I mode only By default the whole data set for every slot is recorded You can configure the scope of the data to be displayed and exported For details on the individual data sets see the remote command GBAS GETMEAS on page 339 P...

Page 221: ...n all data lists Remote command CLEARALLLISTS on page 375 Rec IQ If enabled the raw unprocessed I Q data is also recorded This feature requires the R S EVSG1 K25 option I Q data is stored as a separate file with the same file name as the data list but the extension iq Furthermore the data list contains two additional entries IQSamples indicates how many samples the data set includes depending on t...

Page 222: ... If enabled raw unprocessed I Q data is also recorded to a separate file see Rec IQ on page 221 Trigger Source Access Trigger Source Access VNC k F2 Determines how often and when a new data set is entered in the list during recording Time Data is stored in regular time intervals defined by Time on page 220 Ext Data is stored each time a trigger signal from a connected external trigger device is re...

Page 223: ... use this information to synchronize the raw I Q data with the evaluated measurement data for each data set You can also use the stored I Q data to reproduce the measured signal on a signal generator Using the R S ARB Toolbox for example you can convert the iq data file to a wv file To convert the iq data file to a wv file 1 In the R S ARB Toolbox right click the iq data file 2 Select Convert Conv...

Page 224: ... R S EVSG1000 when the screenshot is created the screenshot is stored there directly as a PNG file A dialog box with the default file name is displayed To change the name of the file on the USB device click in the name field and overwrite the default name Note however that the file is also stored inter nally and the file name remains unchanged Thus if you export all screenshots to a USB device lat...

Page 225: ...enshots are stored one as shown on the screen one with inverted colors Exporting Screenshots to a USB device All internally stored screenshots on the R S EVSG1000 are stored as PNG files in the main directory of the connected USB device The file name is defined by the following syntax EVSx_ date _ time _converted png where the _converted suffix is only applied to screenshots with inverted colors D...

Page 226: ...or example the demodulated identifier in ILS mode is output as a 1020 Hz morse sig nal AF Volume 226 Squelch 226 Demod 227 Audio BW 227 Speaker 227 KB Beep 227 AF Volume Defines the volume of the AF output at the at the loudspeaker or the headphones con nector Enter a percentage value 0 to 100 Remote command SETUP VOLUME on page 257 Squelch Defines the level threshold below which the demodulated d...

Page 227: ... noisy environment 9 2 Display Access Display Access VNC v Not in Preset view Some general settings are available for the display on the R S EVSG1000 In particu lar you can configure the display brightness depending on the used power source RX Unit 1 RX Unit 2 227 Level View 228 Zoom 228 Brightness Mains 228 Brightness Battery 229 RX Unit 1 RX Unit 2 Select the receiver board whose settings and re...

Page 228: ...argraph Remote command SETUP UNIT BARGRAPH on page 251 Zoom This command is available in LOC GS VOR and COM modes If enabled the most important measurement parameters are displayed enlarged for better readability Brightness Mains Defines the brightness of the display if an external power supply is used as opposed to Brightness Battery on page 229 Enter a percentage value 0 to 100 The default value...

Page 229: ...000 provides this baseband signal at the Demod Out connector of the instrument Thus you can analyze the data with other connected devices for example an oscilloscope Demod Out Source 229 Demod Out Coupling 229 Demod Out AGC 230 Demod Out Source Specifies the source of the output signal RX 1 BB Out RX 2 BB Out Output provided by the BB Out connector on receiver board RX1 or RX 2 Off No output signa...

Page 230: ...dulation output is automatically corrected using the automatic gain control AGC Remote command SETUP DEMOD_OUT_AGC on page 246 9 4 Network Remote Settings Access Setup Remote Access VNC n F4 The following settings are required to operate the R S EVSG1000 in a network for example from a controller PC Network Remote Settings ...

Page 231: ...uration To toggle this setting via the remote keyboard press the Tab key Note When a DHCP server is used a new IP address may be assigned each time the instrument is restarted This address must first be determined on the instrument itself Thus when using a DHCP server it is recommended that you use the permanent instrument name which determines the address via the DNS server see Hostname on page 2...

Page 232: ...or example EVSG1000 123456 For information on determining the serial number see Chapter 1 5 2 10 Device ID on page 35 Use the keypad to enter the name see Table 1 6 Remote command GETHOSTNAME on page 270 VNC Password Enables or disables the requirement of a passwort to access the instrument remotely via VNC After enabling the use of a password you must reboot the R S EVSG1000 before it becomes act...

Page 233: ...m yyyy Example 10 05 2017 Remote command SETUP DATE on page 268 Time Sets the time of the internal clock in the format hh mm ss Example 12 08 23 Remote command SETUP TIME on page 268 Energy Saver Switches the energy saver setting ON and OFF If the energy saver setting is activated the display is switched off when the specified time elapses Data is still connected only the backlight is turned off S...

Page 234: ... 238 SW Update 239 Power supply and battery charge state 239 Auto Calibration Cal Access Setup Cal Access VNC n F8 F1 Auto calibration corrects changes in the attenuation characteristics of the internal RF signal paths on both receiver boards if available using an internal calibration signal These changes can occur due to the aging process or temperature drifts The calibra tion optimizes the accur...

Page 235: ...exists contact the Rohde Schwarz service It is recommended that you perfom an auto calibration every 2 months or if the differ ence of the environment temperature changes by more than 10 C Remote command AUTOKALSTATUS on page 269 KALSCREEN on page 269 STARTKAL on page 269 GETKALSTATUS on page 269 Error Log Access Setup Error Log Access VNC n F8 F2 The last 100 instrument status messages or errors ...

Page 236: ...d the copied error file to the Rohde Schwarz support center for troubleshooting Delete all error messages Error Log Deletes all entries in the error log irrevocably Remote command CLEARERRORLOG on page 259 HW Status Access Setup HW Status Access VNC n F8 F3 The hardware status overview provides information on the current operating status of the individual hardware components in the R S EVSG1000 in...

Page 237: ...ssage is created in the error log see Error Log on page 235 The measured test voltage is indicated in red UNCAL is displayed in the measurement window to indicate the measured values may be invalid Remote command BI on page 259 GETTEMP on page 259 Installed Options Access Setup Signal In Access VNC n F8 F4 Displays a table with the currently installed option keys For all purchased R S EVSG1000 opt...

Page 238: ...ted If the expiry date has passed the license becomes invalid Additional information on the selected option is displayed below the table Remote command GETOPTIONS on page 259 Inventory Access Setup Signal In Access VNC n F5 The hardware and software inventory list provides information on the hardware version of the instrument integrated modules options etc and on the currently installed soft ware ...

Page 239: ...e has been found press the ENTER key to confirm the message to install the software Note Never remove the USB device or switch off the instrument during a software update Otherwise an undefined software state might be the result Power supply and battery charge state The currently used power supply and the charge state of the battery is indicated in the status bar of the R S EVSG1000 display The fo...

Page 240: ...arge process Remote command BATT on page 258 9 7 GPS Configuration Access Setup GPS Access VNC n F8 F6 If a GPS receiver is connected to the R S EVSG1000 the basic GPS receiver settings are displayed here Baudrate 240 GPS Delay 241 PPS Sync 241 Interface 241 Baudrate Specifies the baudrate of the GPS signal The following values are supported 4800 9600 19200 38400 57600 115200 230400 GPS Configurat...

Page 241: ...ata on the R S EVSG1000 without the PPS signal connected this may lead to an incorrect assignment of the stored data to the actual GPS time For details see Chapter 8 2 1 GPS Data Synchronization on page 218 OFF No PPS synchronization is performed PPS_IN rise Stored GPS time is synchronized to the rising edge of the incoming PPS signal PPS_IN fall Stored GPS time is synchronized to the falling edge...

Page 242: ...by remote control Active RX board Any remote command is valid for the current active RX board as shown in the Info Line of the display see Chapter 1 6 1 Understanding the Display Information on page 38 Direct Addressing To address an RX board directly any command can be preceded by the prefix 1 or 2 followed by the command Example Set frequency of RX board 1 1 RF108100 Example Get DDM from RX boar...

Page 243: ...X2 247 SETUP EXTERNALATT_RX2 247 GETMEAS result type RX board This command outputs the current measurement result for one or both RX boards Several measurement result types are defined Parameters result type Outputs the measurement result as one of the listed types FULL EVS300 compatibility mode ALL All values of the current measurement mode are sent as comma separated text using actual units MEDI...

Page 244: ...e are sent as comma separated text using actual units MEDIUM A fixed selection of parameters is exported SHORT A short fixed selection of parameters is exported RX Board Selects the RX board for which results are exported 1 RX board 1 selected 2 RX board 2 selected 1 2 Both RX boards selected Return values Results Comma separated list of header data for the selected results State READY The command...

Page 245: ...odes Parameters freq RF frequency Default unit kHz Return values State READY The command was executed successfully Manual operation See Freq on page 80 See Freq on page 95 See Freq on page 125 See Freq on page 135 RFCH Channel This command sets the receiver frequency channel on the active receiver board according to the ICAO frequency list or returns the currently defined channel Parameters Channe...

Page 246: ... Dist 15 dB attenuation Provides a low sensitivity Suitable when analyzing a nearby sig nal to avoid overload due to high level signals Return values State READY Command was executed successfully Manual operation See RF Att on page 80 See RF Mode on page 81 See RF Att on page 136 See RF Mode on page 136 SETUP DEMODAMFM Mode Gets or sets the audio demodulation mode Parameters Mode AM FM Return valu...

Page 247: ...ttenuation Gets or sets the external attenuation of RX1 IN Parameters Attenuation External attenuation Default unit dB Return values State READY The command was executed successfully Manual operation See Transducer Correction on page 81 SETUP EXTERNALATT_RX2 SETUP EXTERNALATT_RX2 Attenuation Gets or sets the external attenuation of RX2 IN Parameters Attenuation External attenuation Default unit dB...

Page 248: ...ted successfully Manual operation See RX Unit 1 RX Unit 2 on page 227 GETNRPTYPE Gets the type of a connected NRP power sensor Return values String Type of NRP power sensor GETNRPPOW Gets the current NRP power sensor level Return values level Power sensor level Default unit dBm SETUP INPUT SETUP INPUT Channel Input This command selects the input source for channel 1 and 2 Parameters Channel 1 Sele...

Page 249: ...R and COM modes Return values Source TRIG Signal provided at the Trigger In connector PPS SMA Signal provided at the PPS In connector PPS GPS Signal provided at the RS232 GPS connector State READY The command was executed successfully 10 1 4 Baseband Input The following commands are required to configure baseband input SETUP BB_IN_COUPL 249 SETUP BB_IN_COUPL 249 SETUP BB_IN_FACTOR 250 SETUP BB_IN_...

Page 250: ...n Factor on page 85 SETUP BB_IN_RANGE SETUP BB_IN_RANGE Sensitvity Gets or sets sensitivity range for the baseband LF In input Parameters Sensitvity 100_MV Sets 100 mV 5V Sets 5 V 1V Sets 1 V Return values State READY The command was executed successfully Manual operation See Range on page 84 10 1 5 Result Display Settings The following commands are required to configure the result displays for me...

Page 251: ...s State READY The command was executed successfully Manual operation See DDM Bargr on page 87 See Level View on page 228 SETUP UNIT DDM SETUP UNIT DDM Unit This command sets the DDM unit Parameters Unit 1 Sets DDM unit as dimensionless uA Sets DDM unit as μA PCT Sets DDM unit as percentage Return values State READY The command was executed successfully Manual operation See DDM Unit on page 86 SETU...

Page 252: ...ented as unipolar if between 0 120 Parameters Value 90 150 Sets DDM polarity as 90 150 150 90 Sets DDM polarity as 150 90 Return values State READY The command was executed successfully Manual operation See DDM Polarity on page 87 SETUP UNIT SDM SETUP UNIT SDM Unit This command sets the SDM unit Parameters Unit 1 Sets SDM unit as dimensionless uA Sets SDM unit as μA PCT Sets SDM unit as percentage...

Page 253: ...s the VOR direction point of view Parameters Direction from to Sets the VOR direction point of view as from or to Return values State READY The command was executed successfully Manual operation See Signal Direction on page 114 10 1 6 Audio Demodulation and Output Configuration The following commands are required to configure various types of output SETUP AF_SOURCE_OUT 254 SETUP ANALOG_OUT1 254 SE...

Page 254: ...odulation at the upper carrier of a 2F ILS signal FM_DEMOD_LC FM Demodulation at the lower carrier of a 2F ILS signal Return values State READY The command was executed successfully SETUP ANALOG_OUT1 Source Selects the source for Analog Out 1 Parameters Source CH1_DDM CH2_DDM CH1_BB_FULL CH2_BB_FULL CH1_BB_AUDIO CH2_BB_AUDIO Return values State READY The command was executed successfully SETUP ANA...

Page 255: ...ted successfully Manual operation See Audio BW on page 227 SETUP BB_SOURCE_OUT Source Selects the source for BB Out for active RX Board Parameters Source AM_DEMOD_CC_BB AM Demodulation at the center carrier AM_DEMOD_UC AM Demodulation at the upper carrier of a 2F ILS signal AM_DEMOD_LC AM Demodulation at the lower carrier of a 2F ILS signal FM_DEMOD_CC FM Demodulation at the center carrier FM_DEMO...

Page 256: ... DDM range The command is active for analog output in ILS glidepath mode Parameters Channel 1 Selects input source for channel 1 2 Selects input source for channel 2 Range Range 1 to 4 Return values State READY The command was executed successfully SETUP DEMOD_OUT Mode SETUP DEMOD_OUT Mode Gets or sets the Demodulation Out mode Parameters Mode OFF No output signal is provided RX_1_BB_OUT Output pr...

Page 257: ...SETUP DEMOD_OUT_COUPLING Mode SETUP DEMOD_OUT_COUPLING Mode Gets or sets the coupling type for Demodulation Out mode Parameters Mode AC DC Return values State READY The command was executed successfully Manual operation See Demod Out Coupling on page 229 SETUP SPEAKER State This command activates deactivates the speaker Parameters State ON OFF Return values State READY The command was executed suc...

Page 258: ...d successfully Manual operation See Squelch on page 226 10 1 7 Retrieving Instrument Information The following commands are required to retrieve information on the instrument and operation status BATT 258 BI 259 CLEARERRORLOG 259 GETERRORLOG 259 SETUP GETERRORLOG 259 GETOPTIONS 259 GETTEMP 259 IDN 259 INV 260 OPTIONGETCHECKED 260 SAVEDATA 260 VER 260 BATT Gets the battery status Return values Batt...

Page 259: ...TERRORLOG Returns the error log Return values string Entries of the error log GETOPTIONS This command returns a list of installed and available options Return values list of options Examples ILS CRS CLR Analysis VOR Analysis MB Analy sis Manual operation See Installed Options on page 237 GETTEMP This command queries the temperatures of main board RX 1 and RX 2 boards Return values temperature Temp...

Page 260: ...ion is availabe false The option is not available Example OPTIONGETCHECKED K1 true K2 true K3 true K4 false SAVEDATA This command stores the current settings in the Flash This storage is normally done during shutdown However if the R S EVSG1000 is restarted after a power interrup tion it will not remember the settings The command prevents data loss but shall not be used too often Return values Sta...

Page 261: ...ATE 263 SETUP SETGPSBAUDRATE 263 SETUP SETGPSDELAY 264 SETUP PPS_SYNC 264 SETUP PPS_SYNC 264 SETUP GPSREF 265 SETUP REFLAT 265 SETUP REFLAT 265 SETUP REFLONG 265 SETUP REFLONG 265 SETUP TIMESYNC 266 SETUP TIMESYNC 266 GETGPSGPBOD This command requests the last incoming GPBOD message from the GPS receiver Return values message The last incoming GPBOD message GETGPSGPGGA This command requests the la...

Page 262: ...ng GPGSA message from the GPS receiver Return values message The last incoming GPGSA message GETGPSGPGSV This command requests the last incoming GPGSV message from the GPS receiver Return values message The last incoming GPGSV message GETGPSGPTRF This command requests the last incoming GPTRF message from the GPS receiver Return values message The last incoming GPTRF message GETGPSGPVBW This comman...

Page 263: ...ming GPZDA message SETUP SETGPSINTERFACE Connector Determines the interface used to connect a GPS receiver Parameters Connector RS_232 RS 232 interface USB USB interface USB_UBLOX USB u blox interface RST RS_232 Return values State READY The command was executed successfully Manual operation See Interface on page 241 GETGPSUNDULATION Gets the undulation Return values string SETUP GPS_BAUDRATE Baud...

Page 264: ...The command was executed successfully Manual operation See GPS Delay on page 241 SETUP PPS_SYNC SETUP PPS_SYNC synchronization Gets or sets the PPS synchronization for the instrument Parameters Synchronization OFF No PPS synchronization is performed PPS_IN_RISE Stored GPS time is synchronized to the rising edge of the incoming PPS signal PPS_IN_FALL Stored GPS time is synchronized to the falling e...

Page 265: ...mal for mat and direction S N Longitude degrees minutes direction Longitude of the reference point in degrees minutes decimal format and direction W E Example SETUP GPSREF 89 44 123456789S 23 55 123456789S SETUP REFLAT SETUP REFLAT Latitude Gets or sets the latitude of the GPS reference point Parameters Latitude GPS reference point latitude Return values State READY The command was executed succes...

Page 266: ...ple SETUP TIMESYNC OFF 10 1 9 System Settings The following commands are required to configure basic system settings DISPLAY_BRIGHTNESS_BATTERY 266 DISPLAY_BRIGHTNESS_MAINS 266 FACTORY_PRESET 267 SETUP ENERGYSAVER 267 SETUP BOOTONPOWERUP 267 SETUP DATE 268 SETUP TIME 268 WAIT4EXE 268 DISPLAY_BRIGHTNESS_BATTERY Percentage This command sets the display brightness in battery mode Parameters Percentag...

Page 267: ...ed successfully Manual operation See Factory Preset on page 217 SETUP ENERGYSAVER Value This command specifies the energy saver properties Parameters Value ON The energy saver is on OFF The energy saver is off 1 to 60 The energy saver is started after the defined time Default unit min Return values State READY The command was executed successfully Manual operation See Energy Saver on page 233 SETU...

Page 268: ...te READY The command was executed successfully Manual operation See Date on page 233 SETUP TIME Time This command sets the instrument time Parameters Time HH MM SS Return values State READY The command was executed successfully Manual operation See Time on page 233 WAIT4EXE State Sets the behavior of the status message READY Parameters State ON The READY message is delayed until every command is e...

Page 269: ...ate Extended autocal state GETKALSTATUS This command shows the current task of auto calibration Return values Status Current task of auto calibration Manual operation See Auto Calibration Cal on page 234 KALSCREEN This command shows the auto calibration Setup Cal screen Return values State READY Command was executed successfully Manual operation See Auto Calibration Cal on page 234 STARTKAL This c...

Page 270: ... host name of the instrument Return values hostname Manual operation See Hostname on page 232 LO This command sets the R S EVSG1000 back to local control Return values State READY The command was executed successfully Usage Setting only MLOC The MLOC command is identical to the LO command Return values State READY The command was executed successfully RLC State REMOTELOCK State This command deacti...

Page 271: ...arameters IPAdress TCP IP address between 0 0 0 0 and 0 255 255 255 Example SETUP TIMESYNC NTP SETUP NTPSERVER 10 0 2 166 Usage Setting only 10 1 12 Deprecated Commands The following commands are maintained for compatibility with former Rohde Schwarz analyzers only For new remote control programs use the following commands MODE_LOC on page 273 MODE_LOC on page 273 MODE_GP on page 273 MODE_MB on pa...

Page 272: ...m mode IFSPECTUM IF spectrum mode FFT AF Spectrum mode SCOPE AF Time Domain mode GBAS GBAS SCAT I mode Options R S EVSG K4 K5 NDB Non directional beacon mode option R S EVSG1 K7 Usage Query only MB This command switches the instrument to the ILS MB mode Return values State READY The command was executed successfully MI This command switches the instrument to the ILS LOC mode Return values State RE...

Page 273: ...ements 283 Retrieving ILS Loc and GP Results 292 Retrieving ID Results 301 Deprecated Commands 302 10 2 1 Configuring the ILS LOC and GP Modes The following commands are required to activate the modes MODE_LOC 273 MODE_GP 273 MODE_LOC The MODE_LOC command is identical to the MI command For description see MI on page 272 MODE_GP This command switches the instrument to the ILS GP mode Return values ...

Page 274: ...DEM_ID_BW 278 LLZ_DEM_ID_BW 278 LLZ_DEM_ID_WIDE_BW 278 LLZ_DEM_ID_WIDE_BW 278 LLZ_DEM_WIDE_BW 279 LLZ_DEM_WIDE_BW 279 LLZ_DEM_1F2F_BW 279 LLZ_DEM_1F2F_BW 279 LLZ_DEMFREQS_OFFSET_1F 279 LLZ_DEMFREQS_OFFSET_1F 279 LLZ_DEMFREQS_OFFSET_AUTOMAN 280 LLZ_DEMFREQS_OFFSET_AUTOMAN 280 LLZ_DEMFREQS_OFFSET_LOWERFREQ 280 LLZ_DEMFREQS_OFFSET_LOWERFREQ 280 LLZ_DEMFREQS_OFFSET_UPPERFREQ 280 LLZ_DEMFREQS_OFFSET_UP...

Page 275: ...system it can be the upper or lower carrier frequency WIDE In the wideband mode 1 frequency and 2 frequency systems can be analyzed Both carriers are inside one filter and can be demodulated together Note In this mode there is no configuration and display of the carrier offset Return values State READY The command was executed successfully Manual operation See 1F 2F on page 76 LLZ_BB_1F_OFFSETKHZ ...

Page 276: ... bandwidth for LF input AF mode in ILS LOC mode Parameters Bandwidth 0 5KHZ 1 5KHZ 3KHZ 5KHZ 9KHZ 12 5KHZ 18KHZ 25KHZ Bandwidth Default unit kHz Return values State READY The command was executed successfully Manual operation See Bandwidth IF BW AF In BW on page 85 LLZ_BB_LFIN_DCOFFSETV DCOffset LLZ_BB_LFIN_DCOFFSETV Power This command gets or sets the reference power for LF input AF signals only ...

Page 277: ...s the demodulator bandwidth for LF input low IF mode in ILS LOC mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ 18KHZ 25KHZ 36KHZ 50KHZ Bandwidth Default unit kHz Return values State READY The command was executed successfully Manual operation See Bandwidth IF BW AF In BW on page 85 LLZ_BB_WIDE1F 1F mode LLZ_BB_WIDE1F 1F mode Determines the type of LF input Depending on the type of input the availa...

Page 278: ...8 33_KHZ 12 5_KHZ 25_KHZ 50_KHZ RST 50_KHZ Return values State READY The command was executed successfully Manual operation See Step Size on page 80 LLZ_DEM_ID_BW LLZ_DEM_ID_BW Bandwidth Gets or sets the demodulator bandwidth for ID and distortion measurement in ILS LOC mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ Return values State READY The command was executed successfully Manual operation S...

Page 279: ...ual operation See IF BW on page 82 LLZ_DEM_1F2F_BW LLZ_DEM_1F2F_BW Bandwidth Gets or Sets the 1F2F demodulator bandwidth in ILS LOC mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ Return values State READY The command was executed successfully Manual operation See IF BW on page 82 LLZ_DEMFREQS_OFFSET_1F LLZ_DEMFREQS_OFFSET_1F Freq Offset Gets or sets the demodulator 1F frequency offset in ILS LOC m...

Page 280: ...LZ_DEMFREQS_OFFSET_LOWERFREQ LLZ_DEMFREQS_OFFSET_LOWERFREQ Freq Offset Gets or Sets the demodulator lower frequency offset in ILS LOC mode Parameters Freq Offset Lower frequency offset Default unit kHz Return values State READY The command was executed successfully Manual operation See Clearance on page 78 LLZ_DEMFREQS_OFFSET_UPPERFREQ LLZ_DEMFREQS_OFFSET_UPPERFREQ Freq Offset Gets or Sets the dem...

Page 281: ...ge 82 See Res FM Filt on page 85 LLZ_RFLF_INPUT Input LLZ_RFLF_INPUT Input Configures the input source for the receiver in ILS LOC mode Parameters Input RX_IN RF input from RX 1 In RX 2 In connectors on the front of the R S EVSG1000 LF_IN An AF or low frequency signal is provided at the LF In input con nector on the rear side of the R S EVSG1000 Return values State READY The command was executed s...

Page 282: ...he command was executed successfully LLZ_TRIG_SOURCE TrigSource LLZ_TRIG_SOURCE TrigSource Gets or sets the trigger source in ILS LOC mode Parameters TrigSource OFF TIME EXT OFF Free run mode no trigger used TIME time trigger EXT external trigger Return values State READY The command was executed successfully VIEW_GS VIEW_GS View type Gets or sets the view in ILS GP mode See Chapter 4 1 3 ILS Loca...

Page 283: ...te READY The command was executed successfully 10 2 3 Configuring ILS Glidepath Measurements The following commands are required to configure ILS GP measurements DEMODE_GS 284 DEMODE_GS 284 GS_BB_1F_OFFSETKHZ 285 GS_BB_1F_OFFSETKHZ 285 GS_BB_AF_BW_IDDIST_KHZ 285 GS_BB_AF_BW_IDDIST_KHZ 285 GS_BB_BW_KHZ 285 GS_BB_BW_KHZ 285 GS_BB_LFIN_DCOFFSETV 286 GS_BB_LFIN_DCOFFSETV 286 GS_BB_LOWIF_BW_IDDIST_KHZ ...

Page 284: ...ESIDFM 290 GS_RFLF_INPUT 290 GS_RFLF_INPUT 290 GS_START_FINDCARRIER 291 GS_TRIG_EDGE 291 GS_TRIG_EDGE 291 GS_TRIG_SOURCE 291 GS_TRIG_SOURCE 291 DEMODE_GS DEMODE_GS 1F 2F mode Gets or sets the 1F 2F mode in ILS GP mode Parameters 1F 2F mode 1F ILS system with one carrier The nominal frequency is the carrier frequency 2F ILS system with two carriers The carrier frequencies Course and Clearance are a...

Page 285: ...mode Parameters Offset Offset of the AF signal from 0 Hz Default unit kHz Return values State READY The command was executed successfully Manual operation See Low IF Offset on page 84 GS_BB_AF_BW_IDDIST_KHZ Bandwidth GS_BB_AF_BW_IDDIST_KHZ Bandwidth This command gets or sets the demodulator bandwidth for LF input AF mode for ID and distortion measurement in ILS GP mode Parameters Bandwidth 0_5KHZ ...

Page 286: ...Power Reference DC power of the AF signal Default unit V Return values State READY The command was executed successfully Manual operation See DC Reference on page 84 GS_BB_LOWIF_BW_IDDIST_KHZ Bandwidth GS_BB_LOWIF_BW_IDDIST_KHZ Bandwidth This command gets or sets the demodulator bandwidth for LF input low IF mode for ID and distortion measurement in ILS GP mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ ...

Page 287: ... the AF signal at 0 Hz IF Measures the signal at a low intermediate frequency for exam ple from a test point at the transmitter Return values State READY The command was executed successfully Manual operation See LF In Mode on page 83 GS_CARRIER_THRESHOLD_DB GS_CARRIER_THRESHOLD_DB Threshold Gets or sets the carrier threshold in ILS GP mode Parameters Threshold Carrier threshold Default unit dB Re...

Page 288: ...sfully Manual operation See IF BW on page 82 GS_DEM_ID_BW GS_DEM_ID_BW Bandwidth Gets or sets the ID demodulator Bandwidth in ILS GP mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ Return values State READY The command was executed successfully Manual operation See IF BW Dist ID on page 82 GS_DEM_ID_WIDE_BW Bandwidth GS_DEM_ID_WIDE_BW Bandwidth Gets or sets the WIDE demodulator bandwidth for ID and...

Page 289: ...he demodulator frequenecy offset automatically MANUAL Sets the demodulator frequency offset manually Return values State READY The command was executed successfully Manual operation See CRS CLR Carr Autotune function on page 78 GS_DEMFREQS_OFFSET_1F GS_DEMFREQS_OFFSET_1F Freq Offset Gets or sets the demodulator 1F frequency offset in ILS GP mode Parameters Freq Offset Frequency offset Default unit...

Page 290: ...xecuted successfully Manual operation See Course on page 78 FILTER_GS_RESIDFM FILTER_GS_RESIDFM Bandwidth Defines or queries the filter type used to determine residual FM in ILS GP mode Return values Bandwidth ICAO Filter according to ICAO specification NARROW Narrow filter the DDM filters used to determine the 90 Hz 150 Hz modulation values are used to avoid interference between the signals RST I...

Page 291: ... on page 78 GS_TRIG_EDGE TrigEdge GS_TRIG_EDGE TrigEdge Gets or sets whether triggering occurs when the signal rises to the trigger level or falls down to it in ILS GP mode Parameters TrigEdge POSITIVE NEGATIVE POSITIVE Triggers when the signal rises to the trigger level NEGATIVE Triggers when the signal falls down to the trigger level Return values State READY The command was executed successfull...

Page 292: ...lsewhere GETDATADEF on page 378 GETDATASET on page 378 LA on page 244 RF on page 245 FFT_GETSPECT on page 366 Remote commands exclusive to ILS Loc and GP results AC8 293 AF2 293 AF3 293 AF8 293 AM2 294 AM2CLR 294 AM2CRS 294 AM3 294 AM3CLR 294 AM3CRS 294 AM8 295 AM9 295 AMMOD240 295 GS_BB_DC_V 295 GS_BB_LEV_V 295 GS_BB_LEV_V 295 DCLR 296 DCRS 296 DD0 296 DD1 296 FCLR 296 FCRS 296 FSINGLE 297 K2_150...

Page 293: ...e identifier Manual operation See ID Code on page 68 AF2 This command queries the AF frequency of 90 Hz signal Return values Hz AF2 value of the frequency Manual operation See Freq 90 Hz on page 68 AF3 This command queries the AF frequency of 150 Hz signal Return values Hz AF3 value of the frequency Manual operation See Freq 150 Hz on page 68 AF8 This command queries the AF frequency of the identi...

Page 294: ...al Return values AM modulation depth value of 90 Hz course signal Manual operation See AM 90 Hz on page 68 AM3 This command shows the AM modulation depth of 150 Hz signal Return values AM modulation depth value of 150 Hz Manual operation See AM 150 Hz on page 68 AM3CLR This command shows the AM modulation depth of 150 Hz clearance signal Return values AM modulation depth value of 150 Hz clearance ...

Page 295: ... depth Manual operation See AM 90 150 on page 71 GS_BB_DC_V This command queries the measured DC power level in Volt for LF input AF mode in ILS GP mode Return values Power Measured DC power of the AF signal Default unit V GS_BB_LEV_V This command queries the measured power level in Volt for LF input in ILS GP mode Return values Power Measured power of the LF input Default unit V GS_BB_LEV_V This ...

Page 296: ...M 90 150 on page 67 DD0 This command queries the current DDM value Return values DDM 1 DDM value dimensionless Manual operation See DDM 90 150 on page 67 DD1 This command queries the current DDM value Return values DDM µA DDM value μA Manual operation See DDM 90 150 on page 67 FCLR This command queries the current frequency Clearance value Return values Hz RF Clearance frequency in Hz Example FCRS...

Page 297: ... K2_90 This command queries the K2 distortion parameter of 90 Hz signal Return values K2 distortion value of 90 Hz signal Manual operation See K2 90 Hz on page 70 K3_150 This command queries the K3 distortion parameter of 150 Hz signal Return values K3 distortion value of 150 Hz signal Manual operation See K3 150 Hz on page 71 K3_90 This command queries the K3 distortion parameter of 90 Hz signal ...

Page 298: ...Hz on page 71 LCLR This command queries the current Clearance Level value Return values dBm Clearance Level value in dBm LCRS This command queries the current Course Level value Return values dBm Course Level value in dBm PH Phase shift between 90 Hz 150 Hz Return values Phase shift Manual operation See PHI 90 150 on page 68 PH_90_90 Phase shift between 90 Hz 90 Hz Return values Phase shift PH_150...

Page 299: ...50 on page 71 SCLR This command queries the current SDM Clearance value Return values SDM_CLR 1 SDM Clearance Value dimensionless Manual operation See SDM 90 150 on page 68 SCRS This command queries the current SDM Course value Return values SDM_CRS 1 SDM Course Value dimensionless Manual operation See SDM 90 150 on page 68 SD0 This command queries the current SDM value Return values SDM 1 SDM val...

Page 300: ...sured DC power level in Volt for LF input AF mode in ILS LOC mode Return values Power Measured DC power of the AF signal Default unit V Manual operation See DC on page 63 LLZ_BB_LEV_V This command queries the measured power level in Volt for LF input in ILS LOC mode Return values Power Measured power of the LF input Default unit V Manual operation See Lev on page 63 LLZ_BB_VMAXPP_V This command qu...

Page 301: ...eration See Dash Length on page 73 ID_DOT_LENGTH Queries the length of time a dot is transmitted in the used Morse code in ILS LOC mode Return values Time Dot time of ID signal Default unit ms Manual operation See Dot Length on page 73 ID_DOTDASH_GAP Queries the length of time that passes between a transmitted dot and a dash in the used Morse code in ILS LOC mode Return values Time Dot Dash gap ti...

Page 302: ...ince last valid ID pulse was measured in ILS LOC mode Return values Time Time since last valid ID pulse Default unit s Manual operation See Last ID on page 73 10 2 6 Deprecated Commands The following commands are maintained for compatibility with former Rohde Schwarz analyzers only For new remote control programs use the com mands described in Chapter 10 2 1 Configuring the ILS LOC and GP Modes on...

Page 303: ...D Sets wideband frequency measurement mode CRS CLR_THD Sets the Course and Clearance THD distortion value COURSE_THD Sets the Course THD distortion value CLEAR_THD Sets the Clearance THD distortion value SINGLE_THD Sets single frequency THD distortion value WIDEBAND_THD Sets wideband frequency THD distortion value Return values State READY The command was executed successfully LLZ This command swi...

Page 304: ...ues State READY The command was executed successfully FA2 This command activates the continuous repetition of a set of values The output rate is defined by the current measurement time All values are transmitted as integer values multiplied with a constant factor DDM 1 Multiplier 10000 RF level dBm Multiplier 10 AM Mod90 Multiplier 100 AM Mod150 Multiplier 100 The command FA0 stops the output Retu...

Page 305: ...e READY The command was executed successfully GSLLZ Queries if the R S EVSG1000 is in GS or LOC mode Return values mode GS LOC Shows the current mode 10 3 ILS Marker Beacon MB Mode The following commands are required to configure and perform measurements in the ILS Marker beacon mode Configuring ILS MB Measurements 305 Retrieving ILS MB Results 307 Retrieving ILS MB Identifier Results 309 Deprecat...

Page 306: ...de Parameters StepSize 8 33_KHZ 12 5_KHZ 25_KHZ 50_KHZ RST 50_KHZ Return values State READY The command was executed successfully MB_DEM_BW MB_DEM_BW Bandwidth Gets or sets the demodulator bandwidth in ILS MB mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ 18KHZ 25KHZ 36KHZ 50KHZ Demodulator bandwidht Return values State READY The command was executed successfully VIEW_MB MB_TRIG_EDGE TrigEdge MB_T...

Page 307: ...EXT OFF Free run mode no trigger used TIME time trigger EXT external trigger Return values State READY The command was executed successfully VIEW_MB View type This command selects a view type for the MB mode Parameters View type MAIN DIST LOG Available views for the MB mode Return values State READY The command was executed successfully 10 3 2 Retrieving ILS MB Results The following commands are r...

Page 308: ...0 Hz signal Return values Hz Provides the AF4 frequency in Hz Manual operation See Freq 3000 Hz on page 92 AF5 This command queries the AF frequency of 1300 Hz signal Return values Hz Provides the AF5 frequency in Hz Manual operation See Freq 1300 Hz on page 92 AF6 This command queries the AF frequency of 400 Hz signal Return values Hz Provides the AF6 frequency in Hz Manual operation See Freq 400...

Page 309: ... AM modulation of 400 Hz signal Return values Provides the AM6 modulation in Manual operation See AM 400 Hz on page 91 AM7 This command queries the AM modulation of the identifier Return values Provides the AM7 modulation in 10 3 3 Retrieving ILS MB Identifier Results The following commands are required to retrieve identifier results from ILS MB mea surements ID_F400_DASHLEN 309 ID_F1300_DASHLEN 3...

Page 310: ...n values Time Length of time a dot is transmitted for the middle marker Default unit ms Manual operation See 1300 Hz Dot on page 93 ID_F3000_DOTLEN Queries the dot time of 3000 Hz signal in ILS MB mode Return values Time Length of time a dot is transmitted for the inner marker Default unit ms Manual operation See 3000 Hz Dot on page 93 ID_F400_GAP Queries the dash dash gap time of 400 Hz signal in...

Page 311: ...bility with former Rohde Schwarz analyzers only For new remote control programs use the com mands described in Chapter 10 3 1 Configuring ILS MB Measurements on page 305 and Chapter 10 12 Data Management on page 372 FA0 311 FA2 311 FA0 This command stops the continuous output that was started with FA2 Return values State READY The command was executed successfully FA2 This command activates the co...

Page 312: ...mands are required to configure VOR measurements Useful commands for VOR measurements described elsewhere RFCH on page 245 Remote commands exclusive to VOR measurements MODE_VOR 313 VIEW_VOR 313 VIEW_VOR 313 VOR_BB_BW_KHZ 313 VOR_BB_BW_KHZ 313 VOR_BB_LFIN_DCOFFSETV 313 VOR_BB_LFIN_DCOFFSETV 313 VOR_DEFAULT_FREQSTEP 314 VOR_DEFAULT_FREQSTEP 314 VOR_DEM_AM_BW 314 VOR_DEM_AM_BW 314 VOR_DEM_BEARFILTER...

Page 313: ...Bandwidth This command gets or sets the bandwidth for LF input in VOR mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ 18KHZ 25KHZ 36KHZ 50KHZ Bandwidth Default unit kHz Return values State READY The command was executed successfully Manual operation See Bandwidth IF BW AF In BW on page 85 VOR_BB_LFIN_DCOFFSETV DCOffset VOR_BB_LFIN_DCOFFSETV DCOffset This command gets or sets the DC offset for LF in...

Page 314: ...ulator bandwidth for the AM 30 Hz modulation in VOR mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ Return values State READY The command was executed successfully Manual operation See AM30 BW on page 117 VOR_DEM_BEARFILTER Type VOR_DEM_BEARFILTER Type Defines the filter type used to determine the bearing angle Parameters Type NARROW For small input levels WIDE Faster used in previous software rele...

Page 315: ...Manual operation See FM BW on page 117 VOR_DEMFREQS_OFFSET Freq Offset VOR_DEMFREQS_OFFSET Freq Offset Gets or sets a frequency offset of the carrier frequency in VOR mode Parameters Freq Offset Frequency offset Default unit kHz Return values State READY The command was executed successfully Manual operation See Freq Offset on page 115 VOR_RFLF_INPUT Input VOR_RFLF_INPUT Input Configures the input...

Page 316: ...vel NEGATIVE Triggers when the signal falls down to the trigger level Return values State READY The command was executed successfully VOR_TRIG_SOURCE TrigSource VOR_TRIG_SOURCE TrigSource Gets or sets the trigger source in VOR mode Parameters TrigSource OFF TIME EXT OFF Free run mode no trigger used TIME time trigger EXT external trigger Return values State READY The command was executed successfu...

Page 317: ...RR_K2 320 SUBCARR_K3 320 SUBCARR_K4 320 SUBCARR_K5 321 AC8 This command queries the CODE of an identifier Return values CODE Code of an identifier Manual operation See ID Code on page 68 AF0 This command queries the AF frequency of the 30 Hz signal Return values Hz AF frequency of 30 Hz signal Manual operation See Freq 30 Hz on page 108 AF1 This command queries the AF frequency of the 9960 Hz sign...

Page 318: ...ge 73 AM0 This command queries the modulation of the 30 Hz signal Return values 30 Hz signal modulation Manual operation See AM 30 Hz on page 107 AM1 This command queries the modulation of the 9960 Hz signal Return values 9960 Hz signal modulation Manual operation See AM 9960 Hz on page 107 AM8 This command queries the modulation of identifier Return values Identifier modulation Manual operation S...

Page 319: ... queries the FM deviation Return values Hz FM deviation Manual operation See FM Deviation on page 108 FM1 This command queries the FM index Return values 1 FM index dimensionless Manual operation See FM Index on page 108 FMEAS This command queries the measured value of the RF frequency Return values Hz Measured RF frequency SUBCARR_AM1K44 Queries the AM distortion at 1440 Hz 48 segments 30 Hz in V...

Page 320: ...on See Subcarrier AM Distortion on page 109 SUBCARR_K2 Queries K2 subcarrier harmonic of VOR signal in VOR mode Return values Distortion Distortion 2nd order Default unit dB Manual operation See Subcarrier Harmonics on page 109 SUBCARR_K3 Queries K3subcarrier harmonic of VOR signal in VOR mode Return values Distortion Distortion 3rd order Default unit dB Manual operation See Subcarrier Harmonics o...

Page 321: ...n page 312 and Chapter 10 12 Data Management on page 372 FA2 321 FA0 321 FA2 This command activates the continuous repetition of a set of values The output rate is defined by the current measurement time All values are transmitted as integer values multiplied with a constant factor The following multipliers are applied 10 for RF level dBm 100 for Bearing DEG 100 for AM Mod30 100 for AM Mod9960 10 ...

Page 322: ...COM 322 AMFREQ_OFFSET_TX1 323 AMFREQ_OFFSET_TX1 323 AMFREQ_OFFSET_TX2 323 AMFREQ_OFFSET_TX2 323 COM_1F2F_MEASMODE 323 COM_1F2F_MEASMODE 323 COM_DEFAULT_FREQSTEP 324 COM_DEFAULT_FREQSTEP 324 COM_DEMOD_BW_1F 324 COM_DEMOD_BW_1F 324 COM_DEMOD_BW_2F 324 COM_DEMOD_BW_2F 324 COM_TONEFREQ_1K01K2 324 COM_TONEFREQ_1K01K2 324 COM_TRIG_EDGE 325 COM_TRIG_EDGE 325 COM_TRIG_SOURCE 325 COM_TRIG_SOURCE 325 RF_MHZ...

Page 323: ...OFFSET_TX2 AMFREQ_OFFSET_TX2 Freq Gets or Sets the demodulator lower frequency offset in COM mode Parameters Freq Dmodulator lower frequency offset Default unit kHz Return values State READY The command was executed successfully Manual operation See TX1 Offset TX2 Offset on page 125 COM_1F2F_MEASMODE Mode COM_1F2F_MEASMODE Mode Selects the number of frequencies or channels to be measured Parameter...

Page 324: ...HZ 6KHZ 10KHZ Return values State READY The command was executed successfully Manual operation See BW 1FBW 2F on page 127 COM_DEMOD_BW_2F COM_DEMOD_BW_2F Bandwidth Gets or sets the 2F demodulator bandwidth in COM mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ Return values State READY The command was executed successfully Manual operation See BW 1FBW 2F on page 127 COM_TONEFREQ_1K01K2 Frequency CO...

Page 325: ...en the signal falls down to the trigger level Return values State READY The command was executed successfully COM_TRIG_SOURCE TrigSource COM_TRIG_SOURCE TrigSource Gets or sets the trigger source in COM mode Parameters TrigSource OFF TIME EXT OFF Free run mode no trigger used TIME time trigger EXT external trigger Return values State READY The command was executed successfully RF_MHZ_5DECIMALS RF_...

Page 326: ...29 GET_THD_1K0 329 GET_THD_1K2 329 GET_TX1_AMFREQ_1_0 329 GET_TX1_AMFREQ_1_2 330 GET_TX1_AMMOD_1_0 330 GET_TX1_AMMOD_1_2 330 GET_TX1_LEVEL 330 GET_TX1_MEASFREQ 330 GET_TX1_SINAD_1_0 330 GET_TX1_SINAD_1_2 331 GET_TX1_THD_1_0 331 GET_TX1_THD_1_2 331 GET_TX2_AMFREQ_1_0 331 GET_TX2_AMFREQ_1_2 331 GET_TX2_AMMOD_1_0 332 GET_TX2_AMMOD_1_2 332 GET_TX2_LEVEL 332 GET_TX2_MEASFREQ 332 GET_TX2_SINAD_1_0 332 G...

Page 327: ...meter of 1 2 kHz signal Return values K3 distortion value of 1 2 kHz signal Manual operation See K3 1 0 kHz 1 2 kHz on page 122 GET_K4_1K0 This command queries the K4 distortion parameter of 1 0 kHz signal Return values K4 distortion value of 1 0 kHz signal Manual operation See K4 1 0 kHz 1 2 kHz on page 122 GET_K4_1K2 This command queries the K4 distortion parameter of 1 2 kHz signal Return value...

Page 328: ...kHz 1 2 kHz on page 122 GET_ONE_AMMOD_1_0 Query the AM modulation depth of the 1 0 kHz signal in COM mode Return values ModDepth AM modulation depth Default unit Manual operation See AM 1 0 kHz 1 2 kHz on page 122 GET_ONE_AMMOD_1_2 Query the AM modulation depth of 1 2 kHz signal in COM mode Return values ModDepth AM modulation depth Default unit Manual operation See AM 1 0 kHz 1 2 kHz on page 122 ...

Page 329: ... unit Hz GET_THD_1K0 This command queries the THD distortion parameter of 1 0 kHz signal Return values THD distortion value of 1 0 kHz signal Manual operation See THD 1 0 kHz 1 2 kHz on page 123 GET_THD_1K2 This command queries the THD distortion parameter of 1 2 kHz signal Return values THD distortion value of 1 2 kHz signal Manual operation See THD 1 0 kHz 1 2 kHz on page 123 GET_TX1_AMFREQ_1_0 ...

Page 330: ...AM 1 0 kHz 1 2 kHz on page 122 GET_TX1_AMMOD_1_2 Query the TX1 AM modulation depth of 2F 1 2 kHz signal in COM mode Parameters ModDepth TX1 AM modulation depth of 2F 1 2 kHz signal Default unit Manual operation See AM 1 0 kHz 1 2 kHz on page 122 GET_TX1_LEVEL Query TX1 RF signal level in COM mode Return values level RF signal level of TX1 Default unit dBm GET_TX1_MEASFREQ Query the measured value ...

Page 331: ...ncy of 2F 1 0 kHz signal Default unit Hz GET_TX1_THD_1_2 Query the THD of upper frequency of 2F 1 2 kHz signal in COM mode Parameters Freq THD of upper frequency of 2F 1 2 kHz signal Default unit Hz GET_TX2_AMFREQ_1_0 Query the AF lower frequency of 2F 1 0 kHz signal in COM mode Parameters Freq AF lower frequency of 2F 1 0 kHz signal Default unit Hz Manual operation See Freq 1 0 kHz 1 2 kHz on pag...

Page 332: ...lt unit Manual operation See AM 1 0 kHz 1 2 kHz on page 122 GET_TX2_LEVEL Query TX2 RF signal level in COM mode Return values level RF signal level of TX2 Default unit dBm GET_TX2_MEASFREQ Query the measured value of delta TX2 RF carrier frequency to set RF frequency in COM mode Return values freq Delta between measured TX2 frequency and set RF frequency Default unit kHz GET_TX2_SINAD_1_0 Query th...

Page 333: ...required to configure and perform measurements in the GBAS SCAT I mode They are only available if the R S EVSG K4 GBAS or R S EVSG K5 SCAT I option is installed Configuring GBAS SCAT I Measurements 333 Retrieving GBAS SCAT I Results 337 10 6 1 Configuring GBAS SCAT I Measurements The following commands are required to configure GBAS SCAT I measurements Useful commands for configuring GBAS measurem...

Page 334: ...NORM Normal attenuation LD Low distortion attenuation State READY The command was executed successfully Manual operation See RF Mode on page 81 See RF Att on page 191 See RF Mode on page 191 GBAS BUFFER_RUNPAUSE State GBAS BUFFER_RUNPAUSE State This command determines whether the display is currently being updated Note that data recording and streaming continue regardless of the display update sta...

Page 335: ...es the offset of the measured carrier frequency from the nominal frequency in GBAS mode Parameters Slot 0 1 2 3 4 5 6 7 Selects the slot for which results are queried Return values Offset Measured offset Default unit kHz Usage Query only Manual operation See Carrier frequency offset Offs kHz on page 181 GBAS FREQRF GBAS FREQRF Freq Gets or sets the channel frequency that determines the carrier fre...

Page 336: ...ues Freq Signal level Default unit dBm Example GBAS LEV 2 Usage Query only Manual operation See Burst Level Average Av dBm on page 178 MODE_GBAS This command starts GBAS mode Return values State READY Command was executed successfully GBAS SCREENVIEW View GBAS SCREENVIEW View This command sets or queries the displayed measurement view in GBAS mode Parameters View SEQUENCE FRAME BURST CONSTELLATION...

Page 337: ...at the RS232 GPS connector 10 6 2 Retrieving GBAS SCAT I Results The following commands are required to retrieve results from GBAS SCAT I measure ments GBAS EVM 337 GBAS FAILEDMSGS 338 GBAS GBASBER 338 GBAS GBASID 338 GBAS GETMDEF 339 GBAS GETMEAS 339 GBAS GRAPH_TOLOGG 341 GBAS GRAPH_TOLOGG 341 GBAS MSG_TOLOGG 341 GBAS MSG_TOLOGG 341 GBAS LOGSLOTS 342 GBAS PEAKLEV 342 GBAS PPSLOCKED 342 GBAS RESET...

Page 338: ...ed Return values Result integer Number of failed messages Default unit None Usage Query only GBAS GBASBER Slot Queries the bit error rate BER before forward error correction FEC Query parameters Slot 0 1 2 3 4 5 6 7 Selects the slot for which results are queried Return values Result bits_ok bits_error Default unit None Usage Query only Manual operation See Bit error rate BER before FEC on page 182...

Page 339: ...ated text using actual units MEDIUM A fixed selection of parameters is exported SHORT A short fixed selection of parameters is exported RAW Only the non interpreted measurement values from the bit stream in binary format are exported RX Board Selects the RX board for which results are exported 1 RX board 1 selected 2 RX board 2 selected 1 2 Both RX boards selected Slot 0 1 2 3 4 5 6 7 Selects the ...

Page 340: ...GBAS ID Train FEC App Dat App FEC BER Transm Len StartDelay us GuardInterv us RampUp us BurstDur ms RampDown us GPS_lat GPS_long GPS_alt m GPS_speed km h GPS_date GPS_time GPS_Sat GPS_Status GPS_Fix GPS_HDOP GPS_VDOP Temp C ATT MODE TrigCounter RawData MEDIUM A fixed selection of parameters is exported RX STIOCP Index Time Slot C Offset kHz Lev Av dBm GBAS ID Train FEC App Dat App FEC GPS_lat GPS_...

Page 341: ...n is stored Parameters State ON Graphical information such as the time domain and constellation values are stored OFF Graphical information is not stored Manual operation See Graph Log on page 221 GBAS MSG_TOLOGG Type GBAS MSG_TOLOGG Type This command defines which message information is stored for each slot Parameters Type ALL All message data human readable bitstream is stored default TXT Only t...

Page 342: ...fully GBAS PEAKLEV Slot Queries the peak burst power level measured over the period of the burst If no burst was detected the arithmetic average of the noise power is returned Query parameters Slot 0 1 2 3 4 5 6 7 Selects the slot for which results are queried Return values Power Signal level Default unit dBm Example GBAS PEAKLEV 2 Usage Query only Manual operation See Slot Level Peak Pk dBm on pa...

Page 343: ... RX Board Slots Starts data streaming In streaming mode a measured data set is automatically sent to the remote interface One data set is provided per slot that is every 62 5 ms Stream ing can produce large quantities of output It is mandatory to have a fast data connec tion and an application that is able to handle the data For details on the output see Chapter 10 12 3 6 GBAS Mode on page 384 Par...

Page 344: ...executed successfully Example GBAS STREAM RAW 1 2 3 Sends the data for slot 3 on both receiver boards as binary data to the USB output Example GBAS STREAM ALL 1 01234567 Outputs the evaluated data without the message data for all slots on receiver board 1 Example GBAS STREAM ALL MSG 1 0 Outputs all evaluated data including message data for slot 0 on receiver board 1 GBAS VALIDMSGS Slot Queries the...

Page 345: ... described elsewhere RFCH on page 245 LA on page 244 MEASTIME on page 245 SQUELCH on page 258 SETATTMODE on page 246 Chapter 10 2 5 Retrieving ID Results on page 301 Remote commands exclusive to NDB measurements MODE_NDB 345 NDB_DEFAULT_FREQSTEP 346 NDB_DEFAULT_FREQSTEP 346 NDB_DEM_ID_BW 346 NDB_DEM_ID_BW 346 NDB_DEM_DIST_BW 346 NDB_DEM_DIST_BW 346 NDB_EXTERNALATT_LFIN 346 NDB_EXTERNALATT_LFIN 346...

Page 346: ... 1KHZ 3KHZ 6KHZ 10KHZ 18KHZ 25KHZ 36KHZ 50KHZ Return values State READY The command was executed successfully Manual operation See IF BW on page 137 NDB_DEM_DIST_BW Bandwidth NDB_DEM_DIST_BW Bandwidth Gets or sets the distortion demodulator bandwidth in NDB mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ 18KHZ 25KHZ 36KHZ 50KHZ Return values State READY The command was executed successfully Manual ...

Page 347: ...he command was executed successfully Manual operation See LF Imp on page 137 NDB_UNIT_LEVEL Unit NDB_UNIT_LEVEL Unit This command sets the level unit in NDB mode Parameters Unit dBm dBuV Return values State READY The command was executed successfully Manual operation See Level Unit on page 135 VIEW_NDB View type VIEW_NDB View type Gets or sets the view in NDB mode See Chapter 4 5 2 NDB Measurement...

Page 348: ...K4_PCT 349 NDB_POWSUPPL_FC 349 NDB_THD_PCT 350 NDB_AMFREQ This command queries the AM modulation frequency of the ID in NDB mode Return values Hz AM modulation frequency of the ID Manual operation See ID Freq on page 132 NDB_AMMOD This command queries the AM modulation of the identifier in NDB mode Return values Modulation depth of the identifier Manual operation See ID AM on page 132 See AM 400 1...

Page 349: ...turn values K2 distortion value of an NDB signal Manual operation See K2 400 1020 Hz on page 133 NDB_K3_PCT This command queries the K3 distortion parameter of an NDB signal Return values K3 distortion value of an NDB signal Manual operation See K3 400 1020 Hz on page 133 NDB_K4_PCT This command queries the K4 distortion parameter of an NDB signal Return values K4 distortion value of an NDB signal...

Page 350: ...led Configuring RF Spectrum Measurements 350 Retrieving RF Spectrum Results 354 10 8 1 Configuring RF Spectrum Measurements The following commands are required to configure RF Spectrum measurements MODE_FSCAN 351 FSCAN_ATTMODE 351 FSCAN_ATTMODE 351 FSCAN_FREQCENTER 351 FSCAN_FREQCENTER 351 FSCAN_FREQSPAN 351 FSCAN_FREQSPAN 351 FSCAN_FREQSTART 352 FSCAN_FREQSTART 352 FSCAN_FREQSTOP 352 FSCAN_FREQST...

Page 351: ...enuation 0 dB attenuation LD Low distance attenuation Return values State READY The command was executed successfully Manual operation See RF Mode on page 81 FSCAN_FREQCENTER FSCAN_FREQCENTER Frequency This command gets or sets the center frequency in RF Spectrum mode Parameters Frequency FSCAN CENTER frequency Default unit kHz Return values State READY The command was executed successfully Manual...

Page 352: ...FSCAN_FREQSTOP FSCAN_FREQSTOP Frequency This command gets or sets the stop frequency in RF Spectrum mode Parameters Frequency FSCAN STOP frequency Default unit kHz Return values State READY The command was executed successfully Manual operation See Stop on page 141 FSCAN_GRID_YRANGE_DB Range FSCAN_GRID_YRANGE_DB Range Gets or selects the range of the y axis in RF Spectrum mode Parameters Range 10_...

Page 353: ...ly MANUAL Set resolution bandwidth manually Return values State READY The command was executed successfully Manual operation See Resolution Bandwidth RBW Mode Res BW on page 142 FSCAN_RES_BW FSCAN_RES_BW Bandwidth This command gets or sets the resolution bandwidth in RF Spectrum mode Parameters Bandwidth 15K 7K5 3K75 1K87 937 468 234 117 12K 6K 3K 1K5 750 375 187 94 47 23 4 11 7 1K2 600 300 150 75...

Page 354: ...r of evaluated sweeps is defined by FFT_TRACE_AVRGCOUNT on page 366 RMS The RMS value for each trace point over several sweeps is determined and displayed The number of evaluated sweeps is defined by FFT_TRACE_AVRGCOUNT on page 366 Return values State READY The command was executed successfully Manual operation See Trace mode on page 143 FSCAN_TRACE_AVRGCOUNT FSCAN_TRACE_AVRGCOUNT trace average co...

Page 355: ... Spectrum Measurements 355 Retrieving IF Spectrum Results 359 10 9 1 Configuring IF Spectrum Measurements The following commands are required to configure IF Spectrum measurements MODE_IFSPECT 355 IFSPECT_ATTMODE 356 IFSPECT_FREQRF 356 IFSPECT_FREQRF 356 IFSPECT_FREQ_SPAN 356 IFSPECT_FREQ_SPAN 356 IFSPECT_GRID_YRANGE_DB 357 IFSPECT_GRID_YRANGE_DB 357 IFSPECT_REFLEVEL 357 IFSPECT_REFLEVEL 357 IFSPE...

Page 356: ...executed successfully Manual operation See RF Att on page 80 See RF Mode on page 81 IFSPECT_FREQRF IFSPECT_FREQRF Freq Gets or dets RF frequency in IF Spectrum mode Parameters Freq RF frequency Default unit kHz State READY The command was executed successfully Manual operation See RF Freq on page 146 IFSPECT_FREQ_SPAN IFSPECT_FREQ_SPAN Freq Gets or sets the span frequency in IF Spectrum mode Param...

Page 357: ... Spectrum mode Parameters Freq Ref Level Default unit dBm State READY The command was executed successfully Manual operation See Ref Level on page 147 IFSPECT_RES_BW IFSPECT_RES_BW Bandwidth Gets or sets the resolution bandwidth for IF Spectrum mode Parameters Bandwidth 200K 100K 50K 25K 12K5 6K2 3K1 1K6 800 240K 120K 60K 30K 15K 7K5 3K75 1K87 937 468 234 117 12K 6K 3K 1K5 750 375 187 94 47 23 4 1...

Page 358: ...e mode default the trace is overwritten by each sweep AVRG The average is determined over several sweeps The number of averaging procedures is defined by FFT_TRACE_AVRGCOUNT on page 366 MAXHOLD The maximum value is determined over several sweeps and dis played The R S EVSG1000 saves each trace point in the trace memory only if the new value is greater than the previous one The number of evaluated ...

Page 359: ...TSPECT 359 IFSPECT_GETSPECT All measurement values are returned as one comma separated string in IF Spectrum mode Parameters Trace Data Measurement values Default unit dBm State READY The command was executed successfully 10 10 AF Spectrum Mode The following commands are required to configure and perform measurements in the AF Spectrum mode They are only available if the R S EVSG K11 option is ins...

Page 360: ... FFT_GRID_YRANGE_V 364 FFT_GRID_YRANGE_V 364 FFT_IF_BW_KHZ 364 FFT_IF_BW_KHZ 364 FFT_RESBW_AUTO 364 FFT_RESBW_AUTO 364 FFT_RESBW_FIX_KHZ 365 FFT_RESBW_FIX_KHZ 365 FFT_RFLF_INPUT 365 FFT_RFLF_INPUT 365 FFT_TRACE_MODE 365 FFT_TRACEMODE 365 FFT_TRACE_AVRGCOUNT 366 FFT_TRACE_AVRGCOUNT 366 MODE_FFT This command switches the instrument to the AF Spectrum mode Return values State READY The command was ex...

Page 361: ...ode in AF Spectrum mode Parameters Bandwidth 0 5KHZ 1 5KHZ 3KHZ 5KHZ 9KHZ 12 5KHZ 18KHZ 25KHZ IF bandwidth Default unit kHz Return values State READY The command was executed successfully Manual operation See AF In BW on page 154 FFT_BB_IF_BW_KHZ Bandwidth FFT_BB_IF_BW_KHZ Bandwidth This command gets or sets the IF demodulation bandwidth for AM input in AF Spec trum mode Parameters Bandwidth 1KHZ ...

Page 362: ...page 84 FFT_FREQ_CENTER FFT_FREQ_CENTER Frequency Gets or sets the FFT center frequency in AF Spectrum mode Parameters Frequency Value of the FFT center frequency Default unit kHz Return values State READY The command was executed successfully Manual operation See AF Center on page 153 FFT_FREQ_SPAN FFT_FREQ_SPAN Frequency Gets or sets the FFT span frequency in AF Spectrum mode Parameters Frequenc...

Page 363: ...turn values State READY The command was executed successfully Manual operation See AF Stop on page 153 FFT_FREQRF FFT_FREQRF Freq Gets or Sets RF frequency in AF Spectrum mode Parameters Freq FFT RF frequency Default unit kHz Return values State READY The command was executed successfully Manual operation See RF Freq on page 152 FFT_GRID_YRANGE_DB Range FFT_GRID_YRANGE_DB Range Gets or selects the...

Page 364: ... demodulation bandwidth for RX input in AF Spec trum mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ 18KHZ 25KHZ 36KHZ 50KHZ RX bandwidth Default unit kHz Return values State READY The command was executed successfully Manual operation See IF BW on page 154 FFT_RESBW_AUTO Mode FFT_RESBW_AUTO Mode This command gets or sets the mode of specifiying the resolution bandwidth in aF Spectrum mode Paramete...

Page 365: ...urn values State READY The command was executed successfully Manual operation See RBW on page 153 FFT_RFLF_INPUT Type FFT_RFLF_INPUT Type Gets or sets the type of input for the AF Spectrum mode Parameters Type RX_IN RX input LF_IN Baseband input Return values State READY The command was executed successfully Manual operation See Input RF LF on page 75 FFT_TRACE_MODE FFT_TRACEMODE Trace Mode Gets o...

Page 366: ...READY The command was executed successfully Manual operation See Trace mode on page 143 FFT_TRACE_AVRGCOUNT FFT_TRACE_AVRGCOUNT trace average count Gets or sets the trace average count of the AF Spectrum mode Parameters Trace average count Range 0 to 100 Return values State READY The command was executed successfully Manual operation See Average Count on page 143 10 10 2 Retrieving AF Spectrum Res...

Page 367: ...PE 367 SCOPE_ATTMODE 368 SCOPE_BB_AF_BW_KHZ 368 SCOPE_BB_AF_BW_KHZ 368 SCOPE_BB_IF_BW_KHZ 368 SCOPE_BB_IF_BW_KHZ 368 SCOPE_BB_LFIN_DCOFFSETV 369 SCOPE_BB_LFIN_DCOFFSETV 369 SCOPE_FREQRF 369 SCOPE_FREQRF 369 SCOPE_IF_BW_KHZ 369 SCOPE_IF_BW_KHZ 369 SCOPE_REFLEVEL 370 SCOPE_REFLEVEL 370 SCOPE_RESBW_FIX_KHZ 370 SCOPE_RESBW_FIX_KHZ 370 SCOPE_RFLF_INPUT 370 SCOPE_RFLF_INPUT 370 SCOPE_TIMEDIV_RF 371 SCOP...

Page 368: ... Mode on page 81 SCOPE_BB_AF_BW_KHZ Bandwidth SCOPE_BB_AF_BW_KHZ Bandwidth This command gets or sets the bandwidth for LF input in AF Time Domain mode Parameters Bandwidth 0 5KHZ 1 5KHZ 3KHZ 5KHZ 9KHZ 12 5KHZ 18KHZ 25KHZ IF bandwidth Default unit kHz Return values State READY The command was executed successfully Manual operation See AF In BW on page 154 SCOPE_BB_IF_BW_KHZ Bandwidth SCOPE_BB_IF_BW...

Page 369: ...t unit V Return values State READY The command was executed successfully Manual operation See DC Reference on page 84 SCOPE_FREQRF SCOPE_FREQRF Freq This command gets or sets the RF frequency in AF Time Domain Parameters Freq RF frequency Default unit kHz Return values State READY The command was executed successfully Manual operation See RF Freq on page 162 SCOPE_IF_BW_KHZ Bandwidth SCOPE_IF_BW_K...

Page 370: ...K 25K 12K5 6K2 3K1 1K6 800 240K 120K 60K 30K 15K 7K5 3K75 1K87 937 468 234 117 12K 6K 3K 1K5 750 375 187 94 47 23 4 11 7 1K2 600 300 150 75 37 4 18 7 9 4 4 7 2 3 120 0 60 0 30 0 15 0 7 5 3 7 1 9 0 9 0 5 RX input resolution bandwidth Default unit kHz Return values State READY The command was executed successfully SCOPE_RFLF_INPUT Input SCOPE_RFLF_INPUT Input Configures the input source for the rece...

Page 371: ...ets the value to 10 ms 5_MS Sets the value to 5 ms 2_MS Sets the value to 2 ms 1_MS Sets the value to 1 ms 500_US Sets the value to 0 5 ms Return values State READY The command was executed successfully Manual operation See Time Div on page 165 SCOPE_TRIGLEVEL_RFPCT SCOPE_TRIGLEVEL_RFPCT Trig level This command gets or sets the trigger level for RF Input of the AF Time Domain mode Parameters Trig ...

Page 372: ... Edge on page 166 10 11 2 Retrieving RF Spectrum Results The following commands are required to retrieve results from AF Time Domain mea surements SCOPE_GETMEAS 372 SCOPE_GETMEAS All measurement values in RF Input or in mV BB Input are returned as one comma separated string Return values All values Shows all measured values 10 12 Data Management The following commands are required to configure dat...

Page 373: ...command was not successful Example SETACTIVELIST 2 Defines list 2 as the active list CLEARACTIVELIST Clears list 2 Manual operation See Clear List on page 219 DL_START Starts logging data for the active RX board and the currently selected parameters until the DL_STOP command is executed The data received from the active RX board is stored internally To reduce the amount of logged data restrict it ...

Page 374: ...ETDATA_FROM_ACTIVELIST start index stop index Exports the active data logger list data lines by remote Parameters Start index Specifies the start data line of the data logger list Stop index Specifies the stop data line of the data logger list A stop param eter of 1 will export the data logger list to the end GETDLTIME Gets the data logger time for the current mode ILS LOC ILS GP ILS MB VOR or COM...

Page 375: ...Range 0 to 1 000 000 CLEARALLLISTS This command clears all 999 lists All entries are deleted in all lists Return values EventResult READY Command was executed successfully ERROR An error occurred command was not successful Manual operation See Clear All Lists on page 221 RECIQ State If enabled the raw unprocessed I Q data is also recorded when you execute DL_START This feature requires the R S EVS...

Page 376: ...ame string Path file name and extension of the file on the USB device to which the data is stored Note that a specified path must already exist on the USB device otherwise an error occurs Return values EventResult READY The command was executed successfully ERROR An error occurred command was not successful Example SETACTIVELIST 2 Defines list 2 as the active list SAVEACTIVELIST2USB Manual operati...

Page 377: ...ult READY Command was executed successfully ERROR An error occurred command was not successful Example SETACTIVELIST 2 Usage Setting only Manual operation See List on page 219 SETDLTIME Time Sets the data logger time for the current mode ILS LOC ILS GP ILS MB VOR or COM Parameters Time Data logger time Default unit ms Return values State READY The command was executed successfully 10 12 2 Data Str...

Page 378: ...command was executed successfully STREAM ParamSelection RX Board Starts data streaming In streaming mode a measured data set is automatically send to the remote interface The Meastime see MEASTIME on page 245 defines how often the data sets are produced Every data set is preceded by the channel number Streaming can produce large quantities of output It is mandatory to have a fast data connection a...

Page 379: ...cessfully STOPSTREAM This command terminates the data stream for both RX Boards Return values State READY The command was executed successfully MARKSTREAM This command sets the S flag in the running stream output Return values State READY The command was executed successfully 10 12 3 Results for Data Streaming Which parameters and results are returned during streaming depends on the measure ment m...

Page 380: ... 90 150 VOICE MOD ID MOD ID F Hz ID CODE ID Per s Last_ID s DotLen ms DashLen ms DotDashGap ms Lettergap ms LEV_CLR_LF dBm LEV_CRS_UF dBm AM MOD_CLR_LF 90Hz AM MOD_CLR_LF 150Hz FREQ_90_CLR_LF Hz FREQ_150_CLR_LF Hz DDM_CLR_LF 90 150 1 SDM_CLR_LF PHI 90 150_CLR_LF AM MOD_CRS_UF 90Hz AM MOD_CRS_UF 150Hz FREQ_90_CRS_UF Hz FREQ_150_CRS_UF Hz DDM_CRS_UF 90 150 1 SDM_CRS_UF PHI 90 150_CRS_UF PHI 90 90 PH...

Page 381: ...sMode LOC_GP ATT MODE TrigCounter Short parameters RX Time LEVEL dBm LEV_CRS_UF dBm LEV_CLR_LF dBm DDM 90 150 1 DDM_CRS_UF 90 150 1 DDM_CLR_LF 90 150 1 SDM SDM_CRS_UF SDM_CLR_LF GPS_lat GPS_long 10 12 3 2 ILS GP Mode All parameters RX STIOCPM Index Date Time FREQ MHz SINGLE kHz CRS_UF CLR_LF kHz LEVEL dBm AM MOD 90Hz AM MOD 150Hz FREQ_90 Hz FREQ_150 Hz DDM 90 150 1 SDM PHI 90 150 VOICE MOD ID MOD ...

Page 382: ...S_VDOP Temp C MeasTime ms MeasMode LOC_GP ATT MODE TrigCounter Medium parameters RX STIOCPM Index Date Time LEVEL dBm DDM 90 150 1 SDM LEV_CLR_LF dBm LEV_CRS_UF dBm DDM_CLR_LF 90 150 1 SDM_CLR_LF DDM_CRS_UF 90 150 1 SDM_CRS_UF GPS_lat GPS_long MeasMode LOC_GP ATT MODE TrigCounter Short parameters RX Time LEVEL dBm LEV_CRS_UF dBm LEV_CLR_LF dBm DDM 90 150 1 DDM_CRS_UF 90 150 1 DDM_CLR_LF 90 150 1 S...

Page 383: ...OICE MOD ID MOD ID F Hz ID CODE ID Per s Last_ID s DotLen ms DashLen ms DotDashGap ms Lettergap ms SubCarr_K2 dB SubCarr_K3 dB SubCarr_K4 dB SubCarr_K5 dB AM60Hz AM1k44 AM1k50 No Of Segm GPS_lat GPS_long GPS_alt m GPS_speed km h GPS_date GPS_time GPS_Sat GPS_Status GPS_Fix GPS_HDOP GPS_VDOP GPS_Und m Temp C IFBW Manual MeasTime ms ATT MODE TrigCounter I Q_Position I Q_Samples Full parameters Chann...

Page 384: ...1 dBm LEVEL_TX2 dBm AM MOD AM MOD_TX1 AM MOD_TX2 AMFREQ Hz AMFREQ_TX1 Hz AMFREQ_TX2 Hz GPS_lat GPS_long GPS_alt m GPS_speed km h GPS_date GPS_time GPS_Sat GPS_Status GPS_Fix GPS_HDOP GPS_VDOP Temp C MeasTime ms ATT MODE TrigCounter Medium parameters RX STIOCP Index Date Time MEAS F MHz MEAS F_TX1 MHz MEAS F_TX2 MHz LEVEL dBm LEVEL_TX1 dBm LEVEL_TX2 dBm AM MOD AM MOD_TX1 AM MOD_TX2 GPS_lat GPS_long...

Page 385: ... dBm GBAS ID App Dat GPS_lat GPS_long 10 12 3 7 NDB Mode All parameters RX STIOCP Index Date Time FREQ kHz IDFREQ Hz MEAS F kHz LEVEL dB V IMP Ohm CarLevChange dB AM MOD AM FREQ Hz ID CODE ID Per s Last_ID s DotLen ms DashLen ms DotDashGap ms Lettergap ms K2 K3 K4 THD PSFC GPS_lat GPS_long GPS_alt m GPS_speed km h GPS_date GPS_time GPS_Sat GPS_Status GPS_Fix GPS_HDOP GPS_VDOP GPS_Und m IF BW kHz M...

Page 386: ...Information on Commands HELP Returns a list of all remote commands available for the R S EVSG1000 including a short description Return values CommandList List of commands consisting of the command syntax and a short description Usage Query only Information on Commands ...

Page 387: ... the first time Following a long storage period it can be necessary to charge and discharge the battery several times to reach full capacity When charging the battery observe the following For charging use only the R S EVSG1000 or the R S FSV B34 battery charger 1321 3950 02 If the instrument is connected to the provided AC DC power supply connector or to an external DC power supply with more than...

Page 388: ...e to direct sunlight Prevent short circuiting of the batteries which can happen if batteries touch each other or come into contact with metallic objects in the storage container To exchange the battery pack Use only the original battery pack R S EVSG B3 1329 8821 02 1 Switch off the instrument 2 Disconnect the instrument from any power supply 3 Unscrew the fours screws on the panel labeled R S EVS...

Page 389: ...l over the battery pack so the metal notch rests in the empty space 10 Fasten the four screws to close the battery pack slot 11 Reconnect the instrument to the power supply to charge the new battery 11 3 Storage Protect the product against dust Ensure that the environmental conditions e g tem perature range and climatic load meet the values specified in the data sheet 11 4 Disposal Rohde Schwarz i...

Page 390: ...e material As a manufacturer Rohde Schwarz completely fulfills its obligation to take back and dispose of electrical and electronic waste Contact your local service representative to dispose of the product Batteries A product that contains a battery cannot be disposed of in the normal household waste after it has come to the end of its service life It is labeled as follows Figure 11 2 Labeling in ...

Page 391: ...pro tection and packing material designed for the product If you do not have the original packaging use similar materials that provide the same level of protection Securing When moving the product in a vehicle or using transporting equipment make sure that the product is properly secured Only use items intended for securing objects Transport altitude Unless otherwise specified in the data sheet th...

Page 392: ...duct contact our customer sup port center A team of highly qualified engineers provides support and works with you to find a solution to your query on any aspect of the operation programming or applica tions of Rohde Schwarz products Contact information Contact our customer support center at www rohde schwarz com support or follow this QR code Figure 13 1 QR code to the Rohde Schwarz support page ...

Page 393: ...Localizer mode Frequency MHz Glidepath mode Frequency MHz 18X 108 10 334 70 18Y 108 15 334 55 20X 108 30 334 10 20Y 108 35 333 95 22X 108 50 329 90 22Y 108 55 329 75 24X 108 70 330 50 24Y 108 75 330 35 26X 108 90 329 30 26Y 108 95 329 15 28X 109 10 331 40 28Y 109 15 331 25 30X 109 30 332 00 30Y 109 35 331 85 32X 109 50 332 60 32Y 109 55 332 45 34X 109 70 333 20 34Y 109 75 333 05 36X 109 90 333 80 ...

Page 394: ...ode Frequency MHz Glidepath mode Frequency MHz 44X 110 70 330 20 44Y 110 75 330 05 46X 110 90 330 80 46Y 110 95 330 65 48X 111 10 331 70 48Y 111 15 331 55 50X 111 30 332 30 50Y 111 35 332 15 52X 111 50 332 90 52Y 111 55 332 75 54X 111 70 333 50 54Y 111 75 333 35 56X 111 90 331 10 56Y 111 95 330 95 ...

Page 395: ... 115 80 21Y 108 45 77Y 113 05 105Y 115 85 23X 108 60 78X 113 10 106X 115 90 23Y 108 65 78Y 113 15 106Y 115 95 25X 108 80 79X 113 20 107X 116 00 25Y 108 85 79Y 113 25 107Y 116 05 27X 109 00 80X 113 30 108X 116 10 27Y 109 05 80Y 113 35 108Y 116 15 29X 109 20 81X 113 40 109X 116 20 29Y 109 25 81Y 113 45 109Y 116 25 31X 109 40 82X 113 50 110X 116 30 31Y 109 45 82Y 113 55 110Y 116 35 33X 109 60 83X 113...

Page 396: ...X 117 30 51Y 111 45 92Y 114 55 120Y 117 35 53Y 111 65 93Y 114 65 121X 117 40 55X 111 80 94X 114 70 121Y 117 45 55Y 111 85 94Y 114 75 122X 117 50 57X 112 00 95X 114 80 122Y 117 55 57Y 112 05 95Y 114 85 123X 117 60 53X 111 60 93X 114 60 123Y 117 65 58X 112 10 96X 114 90 124X 117 70 58Y 112 15 96Y 114 95 124Y 117 75 59X 112 20 97X 115 00 125X 117 80 59Y 112 25 97Y 115 05 125Y 117 85 70X 112 30 98X 11...

Page 397: ...oach Local Area Augmentation System LAAS Signal in Space Interface Control Document ICD July 2017 2 RTCA DO 217 Minimum aviation system performance standards DGNSS instrument approach system Special Category I SCAT I August 1996 3 ICAO AN10 Vol1 ICAO Annex 10 Aeronautical Telecommunications Volume 1 July 2018 ...

Page 398: ...le parameters full list in their default order The format of the data for each slot is identical regardless whether a parameter con tains data or not Thus you can create a table from the exported comma separated list If a slot is empty only the general data is stored in the list entry the message spe cific parameters are cropped When a list is stored to a file a header line is automatically includ...

Page 399: ...type 4 available YES NO 17 GPS_lat Received GPS data 18 GPS_long 19 GPS_alt m 20 GPS_speed km h 21 GPS_date 22 GPS_time 23 GPS_Sat 24 GPS_Status 25 GPS_Fix 26 GPS_HDOP 27 GPS_VDOP 28 GPS_Dist m Distance between GPS reference point and current GPS position 29 GPS_Angle Angle between GPS reference point and current GPS position 30 ATT MODE Attenuator mode during slot measurement LN NORM LD In AUTO m...

Page 400: ...s S_pr_gnd m DiffnprcB1 m DiffnprcB2 m DiffnprcB3 m DiffnprcB4 m For details on the correction data parameters refer to the GBAS specification 1 MT4 If the slot contains a message type 4 the following decoded message data is provided for each of the up to 15 FASDBs in full list only Table D 3 Decoded message type 4 data for the individual slot and each FASDB GBAS Column Description MT4 GBAS Sectio...

Page 401: ...idth m DeltaLenOffset m VertAlertLim m LatrAlertLim m FASCRC SCAT I Signal MT1 After the general information if the slot contains a message type 1 the following burst data is provided for each of the up to 32 satellites in full list only Table D 4 Decoded message type 1 data for the individual slot and each satellite SCAT I Column Description MT1 SCAT Section label separator in list MB CRC MB ID M...

Page 402: ...pecification 2 MT4 If the slot contains a message type 4 the following decoded message data is provided for each of the up to 15 FASDBs in full list only Table D 5 Decoded message type 4 data for the individual slot and each FASDB SCAT I Column Description MT4 DATA Section label separator in list MB CRC MB ID Message block ID 1001 1001 SCAT I Stat ID Received Station ID equivalent to GBAS ID or SC...

Page 403: ...Format Description of GBAS and SCAT I Data R S EVSG1000 403 User Manual 1178 6227 02 06 Column Description ThDP_Long ThDP_Height m DERP_LAT DERP_Long TCH ft GPA FASCRC ...

Page 404: ...M0 318 AM1 318 AM2 294 AM2CLR 294 AM2CRS 294 AM3 294 AM3CLR 294 AM3CRS 294 AM4 309 AM5 309 AM6 309 AM7 309 AM8 295 AM8 318 AM9 295 AM9 318 AMFREQ_OFFSET_TX1 323 AMFREQ_OFFSET_TX1 323 AMFREQ_OFFSET_TX2 323 AMFREQ_OFFSET_TX2 323 AMMOD240 295 AUTOKALSTATUS 269 AUTOKALSTATUS_EXTENDED 269 BATT 258 BE 319 BE_TO 319 BE 319 BI 259 CH 248 CH 248 CLEARACTIVELIST 373 CLEARALLLISTS 375 CLEARERRORLOG 259 ...

Page 405: ...25 COM_TRIG_SOURCE 325 DCLR 296 DCRS 296 DD0 296 DD1 296 DEMODE_GS 284 DEMODE_GS 284 DEMODE_LLZ 275 DEMODE_LLZ 275 DISPLAY_BRIGHTNESS_BATTERY 266 DISPLAY_BRIGHTNESS_MAINS 266 DIST_9960 319 DL_START 373 DL_STOP 373 FA0 304 FA0 311 FA0 321 FA1 304 FA2 304 FA2 311 FA2 321 FA3 304 FA4 305 FA5 305 FACTORY_PRESET 267 FCLR 296 FCRS 296 FFT_ATTMODE 360 FFT_ATTMODE 360 FFT_BB_AF_BW_KHZ 361 FFT_BB_AF_BW_KHZ...

Page 406: ...FFT_RESBW_FIX_KHZ 365 FFT_RFLF_INPUT 365 FFT_RFLF_INPUT 365 FFT_TRACE_AVRGCOUNT 366 FFT_TRACE_AVRGCOUNT 366 FFT_TRACE_MODE 365 FFT_TRACEMODE 365 FILTER_GS_RESIDFM 290 FILTER_GS_RESIDFM 290 FILTER_LLZ_RESIDFM 281 FILTER_LLZ_RESIDFM 281 FM0 319 FM1 319 FMEAS 308 FMEAS 319 FSCAN_ATTMODE 351 FSCAN_ATTMODE 351 FSCAN_FREQCENTER 351 FSCAN_FREQCENTER 351 FSCAN_FREQSPAN 351 FSCAN_FREQSPAN 351 FSCAN_FREQSTA...

Page 407: ... GBAS FREQRF 335 GBAS GBASBER 338 GBAS GBASID 338 GBAS GETMDEF 339 GBAS GETMEAS 339 GBAS GRAPH_TOLOGG 341 GBAS GRAPH_TOLOGG 341 GBAS LEV 336 GBAS LOGSLOTS 342 GBAS MSG_TOLOGG 341 GBAS MSG_TOLOGG 341 GBAS PEAKLEV 342 GBAS PPSLOCKED 342 GBAS RESETBER 343 GBAS SCREENVIEW 336 GBAS SCREENVIEW 336 GBAS SEQN_SLOT 336 GBAS SEQN_SLOT 336 GBAS STOPSTREAM 343 GBAS STREAM 343 GBAS VALIDMSGS 344 GET_K2_1K0 326...

Page 408: ...TX2_AMFREQ_1_2 331 GET_TX2_AMMOD_1_0 332 GET_TX2_AMMOD_1_2 332 GET_TX2_LEVEL 332 GET_TX2_MEASFREQ 332 GET_TX2_SINAD_1_0 332 GET_TX2_SINAD_1_2 332 GET_TX2_THD_1_0 333 GET_TX2_THD_1_2 333 GETACTIVELIST 374 GETDATA_FROM_ACTIVELIST 374 GETDATADEF 378 GETDATASET 378 GETDLTIME 374 GETERRORLOG 259 GETFREEMEMORY 374 GETGPSGPBOD 261 GETGPSGPGGA 261 GETGPSGPGLL 261 GETGPSGPGSA 262 GETGPSGPGSV 262 GETGPSGPHD...

Page 409: ...86 GS_BB_WIDE1F 287 GS_BB_WIDE1F 287 GS_CARRIER_THRESHOLD_DB 287 GS_CARRIER_THRESHOLD_DB 287 GS_DEFAULT_FREQSTEP 287 GS_DEFAULT_FREQSTEP 287 GS_DEM_1F2F_BW 288 GS_DEM_1F2F_BW 288 GS_DEM_ID_BW 288 GS_DEM_ID_BW 288 GS_DEM_ID_WIDE_BW 288 GS_DEM_ID_WIDE_BW 288 GS_DEM_WIDE_BW 289 GS_DEM_WIDE_BW 289 GS_DEMFREQS_OFFSET_1F 289 GS_DEMFREQS_OFFSET_1F 289 GS_DEMFREQS_OFFSET_AUTOMAN 289 GS_DEMFREQS_OFFSET_AUT...

Page 410: ..._SPAN 356 IFSPECT_FREQRF 356 IFSPECT_FREQRF 356 IFSPECT_GETSPECT 359 IFSPECT_GRID_YRANGE_DB 357 IFSPECT_GRID_YRANGE_DB 357 IFSPECT_REFLEVEL 357 IFSPECT_REFLEVEL 357 IFSPECT_RES_BW 357 IFSPECT_RES_BW 357 IFSPECT_RESBW_AUTO 358 IFSPECT_RESBW_AUTO 358 IFSPECT_TRACE_AVRGCOUNT 359 IFSPECT_TRACE_AVRGCOUNT 359 IFSPECT_TRACE_MODE 358 IFSPECT_TRACE_MODE 358 INV 260 K2_90 297 K2_150 297 K3_90 297 K3_150 297...

Page 411: ...8 LLZ_DEM_1F2F_BW 279 LLZ_DEM_1F2F_BW 279 LLZ_DEM_ID_BW 278 LLZ_DEM_ID_BW 278 LLZ_DEM_ID_WIDE_BW 278 LLZ_DEM_ID_WIDE_BW 278 LLZ_DEM_WIDE_BW 279 LLZ_DEM_WIDE_BW 279 LLZ_DEMFREQS_OFFSET_1F 279 LLZ_DEMFREQS_OFFSET_1F 279 LLZ_DEMFREQS_OFFSET_AUTOMAN 280 LLZ_DEMFREQS_OFFSET_AUTOMAN 280 LLZ_DEMFREQS_OFFSET_LOWERFREQ 280 LLZ_DEMFREQS_OFFSET_LOWERFREQ 280 LLZ_DEMFREQS_OFFSET_UPPERFREQ 280 LLZ_DEMFREQS_OFF...

Page 412: ... 273 NDB_AMFREQ 348 NDB_AMMOD 348 NDB_CARLEV_CHANGE 348 NDB_DEFAULT_FREQSTEP 346 NDB_DEFAULT_FREQSTEP 346 NDB_DEM_DIST_BW 346 NDB_DEM_DIST_BW 346 NDB_DEM_ID_BW 346 NDB_DEM_ID_BW 346 NDB_EXTERNALATT_LFIN 346 NDB_EXTERNALATT_LFIN 346 NDB_IDFREQ_400_1020 349 NDB_K2_PCT 349 NDB_K3_PCT 349 NDB_K4_PCT 349 NDB_LFIN_IMPEDANCE 347 NDB_LFIN_IMPEDENCE 347 NDB_POWSUPPL_FC 349 NDB_THD_PCT 350 NDB_UNIT_LEVEL 34...

Page 413: ...GETMEAS 372 SCOPE_IF_BW_KHZ 369 SCOPE_IF_BW_KHZ 369 SCOPE_REFLEVEL 370 SCOPE_REFLEVEL 370 SCOPE_RESBW_FIX_KHZ 370 SCOPE_RESBW_FIX_KHZ 370 SCOPE_RFLF_INPUT 370 SCOPE_RFLF_INPUT 370 SCOPE_TIMEDIV_RF 371 SCOPE_TIMEDIV_RF 371 SCOPE_TRIGLEVEL_RFPCT 371 SCOPE_TRIGLEVEL_RFPCT 371 SCOPE_TRIGSLOPE 372 SCOPE_TRIGSLOPE 372 SCRS 299 SD0 299 SD1 299 SELECTLISTPARAM 376 SETACTIVELIST 377 SETATTMODE 246 SETDLTIM...

Page 414: ...RX1 247 SETUP EXTERNALATT_RX2 247 SETUP EXTERNALATT_RX2 247 SETUP GBAS_PPS_SOURCE 337 SETUP GBAS_PPS_SOURCE 337 SETUP GETERRORLOG 259 SETUP GPS_BAUDRATE 263 SETUP GPS_BAUDRATE 263 SETUP GPSREF 265 SETUP INPUT 248 SETUP INPUT 248 SETUP NTPSERVER 271 SETUP NTPSERVER 271 SETUP PPS_SYNC 264 SETUP PPS_SYNC 264 SETUP REFLAT 265 SETUP REFLAT 265 SETUP REFLONG 265 SETUP REFLONG 265 SETUP SETGPSBAUDRATE 26...

Page 415: ...M60HZ 320 SUBCARR_K2 320 SUBCARR_K3 320 SUBCARR_K4 320 SUBCARR_K5 321 THD_90 300 THD_150 300 VER 260 VIEW_COM 322 VIEW_COM 322 VIEW_GS 282 VIEW_GS 282 VIEW_LLZ 283 VIEW_LLZ 283 VIEW_MB 307 VIEW_MB 306 VIEW_NDB 347 VIEW_NDB 347 VIEW_VOR 313 VIEW_VOR 313 VOR_BB_BW_KHZ 313 VOR_BB_BW_KHZ 313 VOR_BB_LFIN_DCOFFSETV 313 VOR_BB_LFIN_DCOFFSETV 313 VOR_DEFAULT_FREQSTEP 314 VOR_DEFAULT_FREQSTEP 314 VOR_DEM_A...

Page 416: ...of Commands R S EVSG1000 416 User Manual 1178 6227 02 06 VOR_DEMFREQS_OFFSET 315 VOR_RFLF_INPUT 315 VOR_RFLF_INPUT 315 VOR_TRIG_EDGE 316 VOR_TRIG_EDGE 316 VOR_TRIG_SOURCE 316 VOR_TRIG_SOURCE 316 WAIT4EXE 268 ...

Page 417: ...defaults 217 Fictitious Threshold Point FTP 173 Final Approach Segment FAS data Diagram 173 see also FAS DB 173 Flight Path Alignment Point FPAP 173 Front Panel 28 G GBAS Basics 171 Broadcast timing structure 173 Components 171 Correction message 172 Data format 398 FAS data 173 Frequencies 172 Message type 1 data 399 Message type 4 data 400 Message xml interface 193 Mode 170 Recording data 219 Sp...

Page 418: ...ge type 1 data 401 Message type 4 data 402 Specification 397 SCAT I mode 170 SDM 90 150 68 Settings Factory defaults 217 Signal In Correction 51 LF In Coupling 84 156 164 LF In Range 84 156 164 Source 75 83 114 152 161 Status Recorded data 398 Storing Measurement settings 215 Synchronization PPS 174 T TCP IP DHCP 231 Gateway 231 IP Address 231 Netmask 231 TDMA timing structure 173 Terminal Area Pa...

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