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Rohde & Schwarz EVSG1000, User Manual

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Rohde & Schwarz EVSG1000 User Manual Download Page 211

Remote Commands

R&S

®

EVSG1000

211

User Manual 1178.6227.02 ─ 04

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 188

GETGPSUNDULATION

Gets the undulation.

Return values: 

<string>

SETUP:SETGPSBAUDRATE 

<Baudrate>

This command changes the baud rate.

NOTE:

 Make sure to use a valid GPS baud rate.

Parameters:

<Baudrate>

4800 | 9600 | 19200 | 38400 | 57600 | 115200 | 230400
Possible baud rates

Return values: 

<State>

READY.

The command was executed successfully.

Manual operation: 

See 

"Baudrate"

 

on page 187

SETUP:SETGPSDELAY 

<Delay>

This command specifies the GPS delay compensation.

NOTE:

 This setting has no effect, when using PPS synchronization.

Parameters:

<Delay>

Specify the delay compensation. Default is 100 ms.
Range: 

-500 to +500

Default unit: ms

Return values: 

<State>

READY.

The command was executed successfully.

Manual operation: 

See 

"GPS-Delay"

 

on page 188

Common Instrument and Measurement Setup

Summary of Contents for EVSG1000

Page 1: ...R S EVSG1000 VHF UHF Airnav Com Analyzer User Manual User Manual Version 04 1178622702 ÜÌK2 ...

Page 2: ...3 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 2019 Rohde Schwarz GmbH Co KG Mühldorfstr 15 81671 München Germany Phone 49 89 41 29 0...

Page 3: ...trument 14 2 2 3 Connecting the Power Supply 15 2 2 3 1 Connecting the Provided DC Power Supply 15 2 2 3 2 Connecting an External DC Power Source 15 2 2 3 3 Using an Optional Battery Pack R S EVSG B3 16 2 2 4 Connecting Devices for Signal Input and Output 17 2 2 5 Switching the R S EVSG1000 On and Off 17 2 3 Instrument Tour 18 2 3 1 Front Panel 18 2 3 2 Rear Panel 22 2 3 3 Accessories 23 2 4 Opera...

Page 4: ...rtion View 49 5 1 3 5 ILS Localizer ID Analysis View 52 5 1 3 6 ILS Localizer Recording View 55 5 1 4 ILS Localizer and Glidepath Configuration 55 5 1 4 1 Channel and Frequency Configuration 56 5 1 4 2 Ampt 59 5 1 4 3 Bandwidth BW 60 5 1 4 4 Setting the Measurement Time MTime 62 5 1 4 5 DDM and SDM Configuration 62 5 2 ILS Marker Beacon Mode Option R S EVSG K3 63 5 2 1 Basics on Marker Beacons 63 ...

Page 5: ...rding View 86 5 3 3 Configuring VOR Measurements 87 5 3 3 1 Signal Direction 88 5 3 3 2 Channel Frequency Configuration CH FREQ 88 5 3 3 3 Ampt 89 5 3 3 4 Bandwidth BW 90 5 3 3 5 Setting the Measurement Time MTime 90 5 4 COM Mode Option R S EVSG K6 91 5 4 1 COM Measurement Results 91 5 4 1 1 RF Level and Frequency Display 92 5 4 1 2 IF Spectrum Preview 93 5 4 1 3 COM Main View 93 5 4 1 4 COM Recor...

Page 6: ... 4 AF Time Domain Mode Option R S EVSG K12 115 6 4 1 Configuring the Frequency Range 116 6 4 2 Configuring the Amplitude Y Axis 116 6 4 3 Configuring the Measurement Time 118 6 4 4 Configuring the Trigger 118 6 4 5 Configuring the Trace 119 7 GBAS SCAT I Mode Options R S EVSG K4 K5 121 7 1 Basics on GBAS and SCAT I Analysis 121 7 1 1 GBAS Specifics 122 7 1 2 Broadcast Timing Structure 123 7 1 3 Fi...

Page 7: ...e 142 7 5 1 General Processing 143 7 5 2 Output Elements and Control Elements 144 7 5 3 XML File Format Description 147 7 5 4 Format Description of Elements 149 7 5 5 Output Elements 149 7 5 5 1 Unsigned Type 149 7 5 5 2 Signed Type 150 7 5 5 3 Longitude Type 151 7 5 5 4 Latitude Type 152 7 5 5 5 Id Type 153 7 5 5 6 Fixed Type 153 7 5 5 7 Value Type 153 7 5 5 8 FEC Type 154 7 5 5 9 CRC Type 154 7 ...

Page 8: ...n Instrument Settings 175 11 1 Audio Output Settings 175 11 2 Display 176 11 3 Demodulation Output Settings 177 11 4 Network Remote Settings 178 11 5 System Settings 180 11 6 Instrument Configuration and Operating Status Settings 181 11 7 GPS Configuration 187 12 Maintenance 189 12 1 Exchanging an Optional Battery Pack R S EVSG B3 189 13 Remote Commands 191 13 1 Common Instrument and Measurement S...

Page 9: ... 2 Retrieving ILS MB Results 242 13 3 3 Retrieving ILS MB Identifier Results 243 13 3 4 Deprecated Commands 245 13 4 VOR Mode 246 13 4 1 Configuring VOR Measurements 246 13 4 2 Retrieving VOR Results 247 13 4 3 Deprecated Commands 251 13 5 COM Mode 252 13 5 1 Configuring COM Measurements 252 13 5 2 Retrieving COM Results 254 13 6 GBAS SCAT I Mode 257 13 6 1 Configuring GBAS SCAT I Measurements 257...

Page 10: ...13 11 1 Data Recording 279 13 11 2 Data Streaming 283 13 11 3 Results for Data Streaming 285 13 11 3 1 ILS LOC Mode 285 13 11 3 2 ILS GP Mode 286 13 11 3 3 ILS MB Mode 287 13 11 3 4 VOR Mode 288 13 11 3 5 COM Mode 288 13 11 3 6 GBAS Mode 289 13 12 Information on Commands 290 Annex 291 A ILS Channel Frequency List 291 B VOR Channel Frequency List 293 C References 295 D Format Description of GBAS an...

Page 11: ...ectrical safety The Basic Safety Instructions are delivered with the R S EVSG1000 in different languages in print Throughout the documentation safety instructions are provided when you need to take care during setup or operation Always read the safety instructions carefully Make sure to comply fully with them Do not take risks and do not underestimate the potential danger of small details such as ...

Page 12: ...VSG1000 It also lists the firmware applications and their order numbers and optional accessories The brochure provides an overview of the instrument and deals with the specific char acteristics See www rohde schwarz com brochure datasheet evsg 1 2 5 Release Notes and Open Source Acknowledgment OSA The release notes list new features improvements and known issues of the current firmware version and...

Page 13: ...on Observe the information on appropriate operating conditions provided in the data sheet to prevent personal injury or damage to the instrument Read and observe the basic safety instructions provided with the instrument in addition to the safety instructions in the following sections In particular Do not open the instrument casing Risk of instrument damage due to inappropriate operating condition...

Page 14: ...round inside the box Pack the instrument in antistatic wrap to protect it from electrostatic charging Secure the instrument to prevent any movement and other mechanical effects dur ing transportation Accessory List The instrument comes with the following accessories AC DC power supply with cable Printed Getting Started manual 2 2 2 Setting Up the Instrument The R S EVSG1000 can be operated in a va...

Page 15: ...unded socket Use the provided AC DC power supply unit to operate the R S EVSG1000 on a 230 V AC power supply 2 2 3 1 Connecting the Provided DC Power Supply Risk of electric shock When connecting to an AC power supply only the supplied AC DC power supply con nector must be used Connect the R S EVSG1000 to the provided AC DC power supply as follows 1 Connect the DC connector on the provided AC DC p...

Page 16: ...e to the DC power supply Risk of electric shock Insufficient insulation and exceeding the current limitation of external power supplies for safety extra low DC voltage SELV can lead to electric shock Be sure to meet the requirements for reinforced double insulation in accordance with DIN EN IEC 61010 UL 3111 CSA C22 2 No 1010 1 orDIN EN IEC 60950 UL 1950 CSA C22 2 No 950 Provide current limitation...

Page 17: ... for Signal Input and Output 1 Connect the RF input connector RX 1 IN RX 2 IN with the receiving antenna see RX1 IN RX 2 IN on page 18 2 Optionally connect the power supply for an active receiving antenna see 12 V DC Out on page 19 3 Optionally connect the GPS receiver see RS232 GPS on page 23 4 Optionally connect a headset see AF Out on page 19 2 2 5 Switching the R S EVSG1000 On and Off To switc...

Page 18: ...gure 2 1 R S EVSG1000 Front panel view 1 Power key 2 Display 3 RX 1 IN RX 2 IN 4 USB connectors 5 AF Out 6 12 V DC Out 7 System keys 8 Softkeys 9 Function keys 10 Keypad 11 Rotary Knob 12 Navigation keys Power Key The Power key starts up and shuts down the R S EVSG1000 Display The TFT color display shows all measurement and configuration details RX1 IN RX 2 IN Use the RX inputs to connect a receiv...

Page 19: ...ith a 3 5 mm jack plug 12 V DC Out DC output for an active receiving antenna System Keys System keys set the instrument to a predefined state change basic settings and pro vide print and display functions Table 2 1 System keys System key Assigned functions Preset Opens the Preset menu Screenshot Creates screenshot and stores it internally Audio Opens the Audio menu Display Opens the Display menu H...

Page 20: ... delta markers Mkr Provides search functions for the measurement markers maximum minimum of the trace Sets the center frequency to the current marker frequency Mkr Fct Provides further marker functions such as removing all markers Record Starts and stops the continuous data recording Trigger Opens the Trigger Menu Single Saves a single dataset Keypad The keypad is used to enter numeric parameters ...

Page 21: ...ntries increments clockwise direction or decrements counterclock wise direction the instrument parameter at a defined step width In lists toggles between entries For markers limit lines and other graphical elements on the screen moves their position For active scroll bars moves the scroll bar vertically For dialog boxes Acts like the ENTER key when pressed While you turn the rotary knob the settin...

Page 22: ...Panel Figure 2 2 R S EVSG1000 Rear panel view 1 Power Supply 2 Demod Out 3 LF In 4 Trigger In 5 PPS In 6 RS232 GPS 7 LAN 8 USB 9 Li Ion battery pack Power Supply XLR connector for an external DC power source 10 V DC to 28 V DC See Chapter 2 2 3 Connecting the Power Supply on page 15 Demod Out Outputs a demodulated signal for connected devices for example an oscilloscope LF In BNC socket 50 Ω 20kΩ ...

Page 23: ...on Battery Pack With the Li Ion battery pack options R S EVSG B2 and R S EVSG B3 the R S EVSG1000 can be operated independently of an AC or DC power supply The charging circuit is protected by an overload protection and an overheating protec tion Generally the internal battery pack can be charged during operation with the power supply or with an external voltage supply providing more than 12 V DC ...

Page 24: ...nctionality Figure 2 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 25: ...tenna bag R S EVS Z4 The carrying bag allows you to transport all the antenna elements and the tele scopic mast safely Figure 2 6 Antenna bag Display protection cover R S EVS Z6 The protective hard cover protects the front panel during transport Figure 2 7 Display protection cover Instrument Tour ...

Page 26: ...motely either by executing pre defined commands 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 2 4 1 Understanding the Display Information The following figure shows a typical screen dis...

Page 27: ...u can edit the value of the corresponding setting directly in the measure ment 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 2 9 Softkey with an associated input field Measurement settings and results area During a measurement the available settings are displayed at the top of th...

Page 28: ...tion as required If necessary select the More softkeys key to switch to the second softkey menu The function is activated or a new window is displayed to view or change specific settings 3 To set the focus on a specific setting in the displayed window scroll through the individual settings by turning the rotary knob or pressing the Up and Down arrow keys on the front panel see Navigation Keys on p...

Page 29: ...gnment refer to Table 2 3 1 Press the key once to enter the first possible value All characters available via this key are displayed 2 To choose another value provided by this key press the key again until your desired value is displayed 3 With every key stroke the next possible value of this key is displayed If all possi ble values have been displayed the series starts with the first value again ...

Page 30: ...special characters and number provided 7 7 µ Ω 8 A B C 8 Ä ÆÅ Ç 9 D E F 9 É 4 G H I 4 5 J K L 5 6 M N O 6 Ň Ö 1 P Q R S 1 2 T U V 2 Ü 3 W X Y Z 3 0 blank 0 _ toggles between capital and small letters 2 4 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 sys...

Page 31: ...Getting Started R S EVSG1000 31 User Manual 1178 6227 02 04 2 Press Enter to display the user manual contents Operating Basics ...

Page 32: ...nd PAGE DOWN keys To follow a link Press Enter To exit the online help and return to the firmware view Press ESC 2 4 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 33: ...control indicated by Remote in the status bar To switch from remote control to manual operation press ESC Keyboard commands for operation via a VNC viewer Keyboard Commands VNC Viewer shows the mapping between the keyboard short cut and the interface element on the R S EVSG1000 Table 2 4 Keyboard Commands VNC Viewer Keyboard Usage y Preset c Audio v Display b Help n Setup m Mode z Undo r Redo PAGE...

Page 34: ...CE 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 2 4 4 Remote Control You can control the R S EVSG1000 including data transfer remotely from a PC using the LAN connection Fast Ethernet You define the IP address and subnet mask in the Setup menu Operating Basics ...

Page 35: ...1000 The R S EVSG1000 can also return queried data to the control PC For details on the available remote commands see Chapter 13 Remote Commands on page 191 While in remote control the R S EVSG1000 display indicates Remote in the status bar During remote control the instrument is locked for manual operation via VNC To return to manual operation press ESC Operating Basics ...

Page 36: ...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 176 Figure 3 1 Measurement mode selection Measurement modes with numerical results The following measurement modes provid...

Page 37: ...tly 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 Measurement modes with both numerical and graphical results The following measurement modes provide both numerical and graphical results GBAS mode R S EVSG K4 K5 di...

Page 38: ...l 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 depend on the selected channel and fre quency configuration See Ch...

Page 39: ...figure the receiver signal to be measured by the R S EVSG1000 RX2 is only available with the option R S EVSG B1 RX 1 Source 39 RX 2 Source 40 Correction RX 1 In 40 Correction RX 2 In 40 RX 1 Source Configures the source for receiver 1 RX 1 In The RX 1 In connector on the front of the R S EVSG1000 is connec ted to a receiving antenna max 13 dBm The antenna must corre spond to the specified frequenc...

Page 40: ... is subtracted from all levels and compensates effects of upstream lines and attenuators Correction RX 2 In Configures the correction of the RX 2 input signal in dB Only available with option R S EVSG B1 This value is subtracted from all levels and compensates effects of upstream lines and attenuators 4 2 Receiver Board If a second receiver board is installed requires the R S EVSG B1 option each r...

Page 41: ...nt panel 2 Select the required measurement mode using the rotary knob or arrow keys 3 Press Enter or the rotary knob to confirm the selection To select a measurement mode via VNC 1 Press the m key on the remote keyboard 2 Select the required measurement mode using the arrow keys 3 Press Enter to confirm the selection Remote commands MODE_LOC on page 220 MODE_GP on page 220 MODE_MB on page 241 MODE...

Page 42: ...220 Localizer Basics 42 Glide Slope Basics 43 ILS Localizer and Glidepath Measurements and Results 44 ILS Localizer and Glidepath Configuration 55 5 1 1 Localizer Basics The localizer transmitter is located near the end of the runway nearest to the start of the aircraft approach Typically horizontally aligned antennas transmit two intersecting main beams beside one another at carrier frequencies b...

Page 43: ...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 Morse code at 1020 Hz which uniquely identifies the transmitter The receiver thus knows the ILS is operating correc...

Page 44: ...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 5 1 3 ILS Localizer and Glidepath Measurements and Results A single receiver boar...

Page 45: ... Glidepath mode select Return F8 For details on the graphical results see Chapter 6 1 RF Spectrum Mode Option R S EVSG K10 on page 100 Chapter 6 2 IF Spectrum Mode Option R S EVSG K10 on page 105 Chapter 6 3 AF Spectrum Mode Option R S EVSG K11 on page 110 Chapter 6 4 AF Time Domain Mode Option R S EVSG K12 on page 115 Remote command VIEW_LLZ on page 225 RF Level and Frequency Display 45 IF Spectr...

Page 46: ...verload The dynamic range of the AD converter is exceeded clipping A combination of these overloads is also possible In all cases set the RF attenuation to normal or low distortion for RF input or reduce the input level Remote commands to retrieve results LA on page 193 FMEAS on page 250 RFCH on page 194 GET_MEASFREQ on page 255 GET_TX1_MEASFREQ on page 255 GET_TX2_MEASFREQ on page 255 GET_TX1_LEV...

Page 47: ...ffsets 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 current measurement settings are applied to the spectrum automatically 5 1 3 3 ILS Localizer and Glidepath Main View The ILS Localizer and Glidepath Main view provides the following results Figure 5 4 ILS Localizer Main view ILS Loc...

Page 48: ...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 Remote command DD0 on page 232 DD1 on page 232 DCLR on page 232 DCRS on page 232 SDM 90 150 Sum in Depth of Modulation SDM arithmetic sum of the modulation depth of the 90 Hz and the 150 Hz components without any influence of the phase between the com...

Page 49: ...d AM3 on page 231 AM3CLR on page 231 AM3CRS on page 231 Freq 150 Hz AF frequency of 150 Hz ILS component Remote command AF3 on page 230 ID Code Morse decoded ID with three or four letters Remote command AC8 on page 230 AC8 on page 248 PHI 90 150 Phase angle measurement between 90 Hz and 150 Hz AM signal 90 Hz reference signal measurement range 60 degrees Remote command PH on page 234 5 1 3 4 ILS L...

Page 50: ... Hz 51 K4 90 Hz 51 THD 90 Hz 51 Res FM 90 51 AM 150 Hz 51 K2 150 Hz 51 K3 150 Hz 51 K4 150 Hz 52 THD 150 Hz 52 Res FM 150 52 AM 90 150 52 AM 90 Hz AM modulation depth of 90 Hz ILS component Remote command AM2 on page 230 AM2CLR on page 230 AM2CRS on page 231 K2 90 Hz Distortion 2nd order 90 Hz signal ILS Localizer and ILS Glidepath GP Modes ...

Page 51: ...age 62 AM 150 Hz AM modulation depth of 150 Hz ILS component Remote command AM3 on page 231 AM3CLR on page 231 AM3CRS on page 231 K2 150 Hz Relative amplitude of an AF signal s second harmonic calculated as amplitude of second harmonic amplitude of fundamental For 90 Hz 150 Hz mean amplitude of second harmonics mean amplitude of fundamentals Remote command K2_150 on page 233 K3 150 Hz Relative amp...

Page 52: ...omponent Remote command THD_150 on page 236 Res FM 150 Residual frequency modulation for 150 Hz signal AM 90 150 Total AM modulation depth of the 90 Hz and the 150 Hz components taking the phase between the components into account 5 1 3 5 ILS Localizer ID Analysis View The ILS Localizer ID Analysis view provides the following results This view is not available for clearance CLR signals in two freq...

Page 53: ...p 54 Letter Gap 54 ID AM 54 ID Freq 54 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 Remote command DD0 on page 232 DD1 on page 232 DCLR on page 232 DCRS on page 232 Last ID Time since last ID pulse was measured ILS Localizer and ILS Glidepath GP Modes ...

Page 54: ... a dash is transmitted in the used Morse cod in milliseconds Remote command ID_DASH_LENGTH on page 236 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 237 Letter Gap Length of time that passes between two transmitted letters in the used Morse code in milliseconds Remote command ID_LETTER_GAP o...

Page 55: ... Which measurement results are stored is described in the remote commands see GETDATADEF on page 283 The individual measurement results are described in the result views For details on data logging see Chapter 10 2 Recording Measurement Data on page 168 Remote commands to retrieve data GETDATADEF on page 283 GETDATASET on page 283 5 1 4 ILS Localizer and Glidepath Configuration The following setti...

Page 56: ... frequencies or channels to be measured 1F One frequency only is measured namely the nominal frequency which is also the center frequency The nominal frequency is configured by the Channel Frequency Con figuration CH FREQ settings 2F Two frequencies are measured at the same time Which frequencies are measured is configured by the Channel Frequency Configuration CH FREQ settings The numeric results...

Page 57: ...n a single or two frequen cies not wideband Which settings are available depends on the 1F 2F on page 56 CRS CLR Carr 57 Course 58 Clearance 58 1F Offset 58 Find Carrier 58 Carrier Thresh 58 Upper Freq 58 CRS CLR Carr Defines whether the course and clearance carriers are determined automatically or manually For automatic determination both carriers are determined automatically and continu ously du...

Page 58: ...determination once or continuously The measured power level at a frequency other than the current carrier must exceed this level before the carrier frequency is adapted This is useful for noisy or unstable sig nals so the carrier frequencies do not change unnecessarily often due to minor distur bances Remote command GS_CARRIER_THRESHOLD_DB on page 226 LLZ_CARRIER_THRESHOLD_DB on page 221 Upper Fre...

Page 59: ...als channels are assigned to frequencies with a fixed offset By setting the step size of the rotary knob to the fixed offset you can easily scroll through the signal s channel frequencies using the rotary 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 ...

Page 60: ...he trace Remote command SETATTMODE on page 194 SCOPE_ATTMODE on page 276 FTT_ATTMODE on page 272 IFSPECT_ATTMODE on page 268 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 signals Norm 0 dB Provides a normal sensitivity Low Dist 15 dB attenuation Provides a low sensitivity Suitable when a...

Page 61: ...e BW Wide Specifies the filter bandwidth for wideband measurements Remote command LLZ_DEM_WIDE_BW on page 221 GS_DEM_WIDE_BW on page 227 BW 1F 2F Specifies the filter bandwidth for measurements at one or two specific frequencies Figure 5 8 Bandwidth Settings 1F 2F Remote command LLZ_DEM_1F2F_BW on page 222 GS_DEM_1F2F_BW on page 226 BW Dist ID Specifies the filter bandwidth for distortion and ID m...

Page 62: ... 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 to be stored during recording see Time on page 170 Ent...

Page 63: ...figures the scaling of the DDM bargraph 0 075 0 150 0 400 dimensionless Remote command SETUP UNIT BARGRAPH on page 198 5 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 241 Basics on Marker Beacons 63 ILS Marker Beacon Measurements and Results 64 Configuring ILS Marker Beacon Measurements 70 5 2 1 Basics on Marker Beacons Ma...

Page 64: ...e 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 in...

Page 65: ...n page 115 Remote command VIEW_MB on page 241 RF Level and Frequency Display 65 IF Spectrum Preview 66 ILS Marker Beacon Main View 67 ILS Marker Beacon ID Analysis 68 ILS Marker Beacon Recording View 70 5 2 2 1 RF Level and Frequency Display The measured RF power and frequency of the input signal is displayed both numeri cally and graphically Figure 5 10 RF level display The following results are ...

Page 66: ...r low distortion for RF input or reduce the input level Remote commands to retrieve results LA on page 193 FMEAS on page 250 RFCH on page 194 GET_MEASFREQ on page 255 GET_TX1_MEASFREQ on page 255 GET_TX2_MEASFREQ on page 255 GET_TX1_LEVEL on page 255 GET_TX2_LEVEL on page 255 5 2 2 2 IF Spectrum Preview A preview of the measured spectrum power level vs frequency for the IF intermedi ate frequency ...

Page 67: ...mode directly from a numeric measurement mode the current measurement settings are applied to the spectrum automatically 5 2 2 3 ILS Marker Beacon Main View The ILS Marker Beacon Main view provides the following results AM 400 Hz 67 Freq 400 Hz 67 AM 1300 Hz 68 Freq 1300 Hz 68 AM 3000 Hz 68 Freq 3000 Hz 68 AM 400 Hz AM modulation depth of the 400 Hz component Remote command AM6 on page 243 Freq 40...

Page 68: ...frequency of the 1300 Hz component Remote command AF5 on page 242 AM 3000 Hz AM modulation depth of the 3000 Hz component Remote command AM4 on page 243 Freq 3000 Hz Measured frequency of the 3000 Hz component Remote command AF4 on page 242 5 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 69: ...Hz Dash Displays the length of a dash for the middle marker in ms Remote command ID_F1300_DASHLEN on page 244 1300 Hz Dot Displays the length of a dot for the middle marker in ms Remote command ID_F1300_DOTLEN on page 244 1300 Hz Gap Displays the gap between dot and dash for the middle marker in ms Remote command ID_F1300_GAP on page 245 3000 Hz Dot Displays the length of a dot for the inner marke...

Page 70: ...ommands see GETDATADEF on page 283 The individual measurement results are described in the other ILS Marker Beacon result views For details on data logging see Chapter 10 2 Recording Measurement Data on page 168 5 2 3 Configuring ILS Marker Beacon Measurements The following settings are available for the ILS Marker Beacon measurement Settings for recording including trigger settings are described ...

Page 71: ...for ILS MB mode is 50 kHz 5 2 3 2 Ampt Access AMPT Access VNC w The following settings define the amplification for the input signal RF Att 71 RF Mode 72 Transducer Correction 72 RF Att Determines how the attenuation of the RF signal is defined The attenuation should be adjusted such that the measured power level remains in the valid level range indicated by the green area of the bargraph see Chap...

Page 72: ...ODE on page 276 FTT_ATTMODE on page 272 IFSPECT_ATTMODE on page 268 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 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 le...

Page 73: ...OR Mode option R S EVSG K2 is installed signals from VOR systems can be analyzed with the R S EVSG1000 Remote command MODE_VOR on page 246 5 3 1 VOR Basics Some background knowledge on basic terms and principles used in VOR measure ments is provided here for a better understanding of the required configuration set tings 5 3 1 1 VHF Omni Directional Radio Range VOR Very high frequency VHF omnidirec...

Page 74: ...M modulated signal arises in the receiver whose phase position depends on the present angle of rotation The rotation frequency of the antenna sets the modulation frequency at 30 Hz To determine the radial the phase difference to a reference phase must be measured This reference phase must be independent of the rotation of the antenna Thus it is modulated with a frequency deviation of 480 Hz in FM ...

Page 75: ...e carrier and three modula ted components Figure 5 13 Example of the VOR Spectrum The identical modulation degree m 0 3 for all three components was selected in ICAO annex 10 63 such that the total signal still contains 10 modulation reserve The carrier is therefore not suppressed at any time The 9960 Hz reference carrier is FM modulated with 480 Hz deviation The VOR signal generation as under ICA...

Page 76: ...Numeric Measurement Modes R S EVSG1000 76 User Manual 1178 6227 02 04 5 3 1 2 VOR Demodulator Figure 5 15 Block diagram of the VOR software demodulator VOR Mode Option R S EVSG K2 ...

Page 77: ...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 78: ...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 5 3 1 3 Phase Notation in VOR Measurements In VOR measurements the phase can be provided using two different no...

Page 79: ... the graphical results to the VOR mode select Return F8 For details on the graphical results see Chapter 6 1 RF Spectrum Mode Option R S EVSG K10 on page 100 Chapter 6 2 IF Spectrum Mode Option R S EVSG K10 on page 105 Chapter 6 3 AF Spectrum Mode Option R S EVSG K11 on page 110 Chapter 6 4 AF Time Domain Mode Option R S EVSG K12 on page 115 Remote command VIEW_VOR on page 247 RF Level and Frequen...

Page 80: ...ixer or of the analog IF path IF Overload Overload of the IF signal ADC Overload The dynamic range of the AD converter is exceeded clipping A combination of these overloads is also possible In all cases set the RF attenuation to normal or low distortion for RF input or reduce the input level Remote commands to retrieve results LA on page 193 FMEAS on page 250 RFCH on page 194 GET_MEASFREQ on page ...

Page 81: ...idth 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 current measurement settings are applied to the spectrum automatically 5 3 2 3 VOR Main View Displays the main measurement results Bearing from 82 AM 30 Hz 82 AM 9960 Hz 82 FM Deviation 82 ID Code 82 VOR Mode Opti...

Page 82: ...ulation depth of 9 96 kHz subcarrier Remote command AM1 on page 249 FM Deviation FM frequency deviation of 30 Hz subcarrier Remote command FM0 on page 250 ID Code Morse decoded ID with three or four letters Remote command AC8 on page 230 AC8 on page 248 Voice AM AM Modulation depth of the voice signal in the range 300 Hz to 3000 Hz identifier notched Remote command AM9 on page 249 Freq 30 Hz AF fr...

Page 83: ...tion of 30 Hz subcarrier Remote command FM1 on page 250 5 3 2 4 VOR Distortion View This view comprises all measurement parameters for the determination of the distor tion factors in the VOR mode Subcarrier Harmonics 83 Subcarrier AM Distortion 84 Subcarrier Harmonics Measures the distortions up to 5th order of the subcarrier harmonics K2 Distortion 2nd order K3 Distortion 3rd order VOR Mode Optio...

Page 84: ... different unwanted AM components appear Peak 1 and Peak 2 display the largest unwanted components Peak 1 Freq Displays the frequency of an unwanted AM of a VOR signal Peak 1 AM Displays the amplitude of an unwanted AM of a VOR signal Peak 2 Freq Displays the frequency of an unwanted AM of a VOR signal Peak 2 AM Displays the amplitude of an unwanted AM of a VOR signal Remote command DIST_9960 on p...

Page 85: ...ASTID_TIME on page 237 ID Code Morse decoded ID with three or four letters Remote command AC8 on page 230 AC8 on page 248 ID Period Time between two measured ID pulses Remote command ID_PERIOD on page 237 Dot Length Length of time a dot is transmitted in the used Morse code in milliseconds Remote command ID_DOT_LENGTH on page 236 Dash Length Length of time a dash is transmitted in the used Morse c...

Page 86: ... on page 237 ID AM AM Modulation depth of identifier signal default 1020 Hz Remote command AM8 on page 231 AM8 on page 249 ID Freq Frequency of the morse signal Remote command AF8 on page 230 AF8 on page 248 5 3 2 6 VOR Recording View The Recording view displays the recorded data for VOR measurements from the selected data list see List on page 170 If available the stored GPS data from the GPS rec...

Page 87: ...2 Recording Measurement Data on page 168 Remote commands for retrieving results GETDATADEF on page 283 GETDATASET on page 283 5 3 3 Configuring VOR Measurements The following settings are available for VOR measurements Settings for recording including trigger settings are described in Chapter 10 2 Recording Measurement Data on page 168 Signal Direction 88 Channel Frequency Configuration CH FREQ 88...

Page 88: ...some avionics standards the channels are associated with specific fre quencies See Chapter A ILS Channel Frequency List on page 291 and Chapter B VOR Channel Frequency List on page 293 CH 88 Freq 88 Step Size 88 CH Sets the receiver frequency channel on the active receiver board according to the ICAO frequency list Remote command RFCH on page 194 Freq Sets the nominal frequency for the measurement...

Page 89: ...l range indicated by the green area of the bargraph see Chapter 5 1 3 1 RF Level and Frequency Dis play on page 45 Note that the valid level range depends on the selected measure ment mode Manual The RF attenuation mode is specified manually see RF Mode on page 60 Auto The RF attenuation mode is selected automatically The signal attenuation is selected automatically according to the sig nal streng...

Page 90: ... by the measurement setup for example the antenna 5 3 3 4 Bandwidth BW Access BW IF BW Access VNC e F1 The bandwidth determines the frequency range for which the measurement is per formed on the IF signal 5 3 3 5 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 captured eve...

Page 91: ...ation on page 56 It assumes a 1000 Hz test tone is being sent Remote command MODE_COM on page 252 5 4 1 COM Measurement Results The COM measurement provides the following results For measurements on two fre quencies the results for the individual frequencies and the sum of both are displayed You can display graphical results directly from the COM mode by selecting the softkey in the Meas menu In t...

Page 92: ... in kHz Numeric frequency offset of measured power Numeric power sensor level in dBm if available NRP Bargraph indicating 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...

Page 93: ...he nominal channel fre quency The frequency range shows the measured bandwidth The power range is selected such that the noise level remains visible Figure 5 20 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 m...

Page 94: ...to the COM mode select Return F8 For details on the graphical results see Chapter 6 1 RF Spectrum Mode Option R S EVSG K10 on page 100 Chapter 6 2 IF Spectrum Mode Option R S EVSG K10 on page 105 Chapter 6 3 AF Spectrum Mode Option R S EVSG K11 on page 110 Chapter 6 4 AF Time Domain Mode Option R S EVSG K12 on page 115 Remote command VIEW_COM on page 252 AM Mod 94 AM Freq 95 AM Mod Displays the AM...

Page 95: ...GET_ONE_AMFREQ on page 256 GET_TX1_AMFREQ on page 256 GET_TX2_AMFREQ on page 257 5 4 1 4 COM Recording View The Recording view displays the recorded data for COM measurements from the selected data list see List on page 170 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 283 The...

Page 96: ...e quency configuration Channel Setup 96 Carrier Configuration 1F 2F Config 96 Channel Frequency Configuration CH FREQ 97 Channel Setup Access Meas 1F 2F Access VNC m F1 1F 2F Selects the number of frequencies or channels to be measured 1F One frequency only is measured namely the nominal frequency which is also the center frequency The nominal frequency is configured by the Freq settings 2F Two fr...

Page 97: ...ency measurements only Defines an offset of the measured frequency to the nominal frequency Remote command AMFREQ_OFFSET_1F on page 253 Channel Frequency Configuration CH FREQ Access CH FREQ Access VNC q The carrier frequency determines the nominal frequency at which the measurement is performed Freq 97 Step Size 97 Freq Sets the nominal frequency for the measurement By default this frequency is a...

Page 98: ...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 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 th...

Page 99: ...idth for the single or both carriers Remote command COM_DEMOD_BW_1F on page 254 COM_DEMOD_BW_2F on page 254 5 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 captured every 100 ms that is 10 per second With the High Measurement Rate option R S EVSG K22 installed the ...

Page 100: ... 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 levels in dBm Marker fun...

Page 101: ...er 4 3 Measurement Mode on page 41 Frequency range Center Span Start Stop The swept frequency range see Chapter 6 1 1 Configuring the Frequency Range on page 101 RF attenuation Att The used attenuation mode see also RF Mode on page 60 Reference level Ref Lev The maximum expected power level see Ref Level on page 103 Level correction Lev Corr The applied level correction by a transducer See Transdu...

Page 102: ...rea Remote command FSCAN_FREQCENTER on page 264 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 265 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 265...

Page 103: ...he Amplitude Y Axis Access Ampt Access VNC w The amplitude settings configure the y axis of the spectrum Ref Level 103 Y Range 103 RF Mode 103 Transducer Correction 104 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 104: ...uent 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 value is greater than the previous one The A...

Page 105: ...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 106: ... Chapter 4 3 Measurement Mode on page 41 Frequency range RF Freq Span The swept frequency range see RF Freq on page 106 Reference level Ref Lev The maximum expected power level see Ref Level on page 107 Level correction Lev Corr The applied level correction by a transducer See Transducer Correction on page 60 Resolution Bandwidth RBW Resolution bandwidth with which the measurement is performed See...

Page 107: ...cision 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 determined automatically according to the sweep time and frequency range Manual mode Select a predefined fixed value manually Remote command IFSPECT_RES_BW on page 27...

Page 108: ...trength 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 If the R S EVSG1000 has to adapt the attenuation frequently indica ted by a frequent clicking noise from the atte...

Page 109: ...ge 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 The RMS value for each trace point over se...

Page 110: ...allow you to analyze specific details in the spectrum Figure 6 3 AF Spectrum 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 The ...

Page 111: ... Remote command to select RF Spectrum mode MODE_FFT on page 272 Remote command to retrieve trace results FFT_GETSPECT on page 275 6 3 1 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 frequency range to be displayed using one of the following methods AF Center AF Span the center frequency is...

Page 112: ...uency of the x axis The configured value is displayed as AF Stop in the measurement settings area Remote command FFT_FREQSTOP on page 273 6 3 2 Configuring the Bandwidth Access BW Access VNC e F1 RBW 112 RBW Defines the resolution bandwidth RBW of the spectrum The resolution bandwidth defines the minimum frequency separation at which the individual components of a spectrum can be distinguished Sma...

Page 113: ...ted 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 Noise Normal or Low Distor tion mode If the R S EVSG1000 ...

Page 114: ... 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 The RMS value for each trace point over several sweeps is deter mined and displayed The Average ...

Page 115: ...s the modulation depth in percent RF input or the measured voltage baseband input Marker functions allow you to analyze specific details in the spectrum Figure 6 4 AF Time Domain Mode of an ILS signal with DDM 0 0 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...

Page 116: ... Time Div Time per x axis division See Time Div on page 118 Remote command to select RF Spectrum mode MODE_SCOPE on page 276 Remote command to retrieve trace results SCOPE_GETMEAS on page 278 6 4 1 Configuring the Frequency Range Access CH F Access VNC q The following settings configure the measured frequency of the time domain measure ment RF Freq 116 RF Freq Configures the nominal frequency of t...

Page 117: ...ions 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 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 SETATTMODE on page 194 SCO...

Page 118: ...igger mode Determines how the trigger is evaluated Norm Each time a trigger event occurs a measurement is performed Auto Each time a trigger event occurs a measurement is performed If no trigger event occurs during a predefined waiting period a mea surement is performed without a trigger This helps you determine the required trigger level Single When the trigger event occurs a single measurement i...

Page 119: ...t 119 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 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 t...

Page 120: ...rement Modes R S EVSG1000 120 User Manual 1178 6227 02 04 Remote command FFT_TRACE_AVRGCOUNT on page 274 IFSPECT_TRACE_AVRGCOUNT on page 271 FSCAN_TRACE_AVRGCOUNT on page 267 AF Time Domain Mode Option R S EVSG K12 ...

Page 121: ...eature 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 frequency accuracy of the GBAS SCAT I signal Dem...

Page 122: ...proach and landing procedures as well as the termi nal area operations GBAS components The illustration in Figure 7 1 is a simplified representation of the GBAS three main components the GNSS satellite subsystem the airborne subsystem the GBAS ground subsystem The ground equipment consists of four reference GNSS receivers at exactly defined positions around the airport GBAS ground station and a VH...

Page 123: ... navigation algorithms from GPS This list outlines the three signals transmitted between the components and referred to as GBAS Signal in Space GNSS satellite to GBAS ground subsystem navigation signal GNSS satellite to GBAS airborne subsystem navigation signal GBAS ground subsystem to GBAS airborne subsystem VHF data broadcast Carrier frequencies and frequency channels The VHF data broadcast is d...

Page 124: ...nt Fictitious Threshold Point LTP FTP Flight Path Alignment Point FPAP Threshold Crossing Height TCH and the Glide Path Angle GPA Figure 7 3 Final Approach Segment FAS diagram according to 1 LTP FTP Landing Threshold Point Fictitious Threshold Point point at the center of the landing runway defined by its WGS84 coordinates GPIP Glide Path Intercept Point the point where the final approach path int...

Page 125: ...The following measurement information is displayed in all GBAS SCAT I views RX board RX1 RX2 125 Measurement mode 125 Frame 125 Slot 125 Frequency Freq 126 RF attenuation Att 126 Level correction Lev Corr 126 Bandwidth IF BW 126 Time reference status Time Ref 126 Display Update Status Mode 126 RX board RX1 RX2 The currently active receiver board See Chapter 4 2 Receiver Board on page 40 Measuremen...

Page 126: ... bandwidth is 25 kHz See also IF Filter on page 141 Time reference status Time Ref Indicates the status of the PPS signal from an external GPS device PPS Locked A GPS receiver or a valid signal is available at the PPS In Trigger In or RS232 GPS connector Unlocked No valid signal available at the PPS In or Trigger In connector GBAS SCAT I signals cannot be detected correctly Display Update Status M...

Page 127: ... the Sequence view the data from the last 40 frames is available The data is stored in a so called ring buffer When the ring buffer is full the next data set over writes the first data set that is the oldest Thus the most recent 40 data sets are avail able The most recently received frame is referred to as T Each previous frame is referred to as T minus 1 T 1 T 2 etc Every 500 ms a new frame is in...

Page 128: ...lable GBAS ID 128 Burst Level Average Av dBm 128 Application Data App Dat 128 Status 128 GBAS ID 4 character identifier of the ground station broadcasting the message If there is more than one message inside the burst the first GBAS ID is displayed Burst Level Average Av dBm Arithmetic average of the burst power level measured over the period of the synchroni zation and ambiguity resolution field ...

Page 129: ...st provide a PPS signal for reference To do so connect an external GPS device to the PPS In or Trigger In connector on the rear panel of the R S EVSG1000 As opposed to the Sequence view the Frame view displays the results of a single frame only By default the most recently measured frame T is displayed To display the results for a different frame use the Frame function The display is updated each ...

Page 130: ...A to H is indicated on the x axis The time axis always starts at 0 seconds or 500 millisec onds The measured power is indicated for a range of 120 dBm to 0 dBm on the y axis 7 3 2 2 Frame Results Table In the frame results table the details for each slot in the selected frame are displayed one slot per column The currently selected slot is indicated by a dotted rectangle in the frame results table...

Page 131: ...mand LA on page 258 Slot Level Peak Pk dBm Highest measured power level in the slot in dBm Carrier frequency offset Offs kHz Offset of the measured carrier frequency from the nominal frequency Remote command GBAS FMEAS on page 258 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 referen...

Page 132: ...set the BER value use the Reset BER function 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 Sequen...

Page 133: ...ew update see Run Pause on page 139 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 7 3 3 1 Slot Power vs Time Diagram on page 133 Chapter 7 3 3 2 Slot Results Table on page 134 Slot Power vs Time Diagram 133 Slot Results Table 134 7 3 3 1 Slot Power vs Time Diagram ...

Page 134: ...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 7 6 Power vs time diagram with highlighted data points 7 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 135: ...and the measured values for the individual slot see Chapter 7 3 2 2 Frame Results Table on page 130 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 136: ...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 7 5 M...

Page 137: ...ary knob to scroll through the table 7 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 170 If available the stored GPS data from the GPS receiver is also displayed GBAS SCAT I Measurement Views and Results ...

Page 138: ...is temporarily stopped by the Pause function see Run Pause on page 139 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 10 2 2 Recording Settings on page 169 For details on data logging see Chapter 10 2 Recording Measurement Data on page 168 Th...

Page 139: ...2 Recording Measurement Data on page 168 View Configuration 139 Frequency Configuration 140 Amplitude Configuration 140 Bandwidth Configuration 141 General Configuration 141 7 4 1 View Configuration The following functions are available to configure the GBAS SCAT I views except for the Recording view Access Meas Access VNC A Run Pause 139 View 139 Frame 140 Slot 140 Run Pause Stops and resumes the...

Page 140: ... Q F2 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 117 950 MHz with a channel spacing of 25 kHz Remote command GBAS FREQRF on page 258 7 4 3 Amplitude Configuration Access AMPT Access VNC w The following settings define the amplification ...

Page 141: ...S GPS Signal provided at the RS232 GPS connector Export xml Exports the internal message type xml definition to a connected USB storage device see Chapter 7 5 Message XML Interface on page 142 This is useful to create a customized definition without having to start from an empty file Import xml Imports a customized message type xml definition from a connected USB storage device to the R S EVSG1000...

Page 142: ...Message View on page 136 You can edit the XML control files with any text editor to obtain specific outputs for example or to accomodate 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 initial message type de...

Page 143: ...ding 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 on page 145 3 The...

Page 144: ...parser bitstream parser bitstream parser Interpretation Step 1 Step 2 Step n Output in Message view table Interpretation XML file 7 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 145: ...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 146: ... the current recording are stored in a sub directory 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 147: ...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 7 7 Examples for xml message interpretation files le...

Page 148: ...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 149: ...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 7 5 5 Output Elements Unsigned Type 149 Signed T...

Page 150: ...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 7 5 5 2 Signed Type Interprets the value in a given number of bits as a signed integer value in decimal for mat Table 7 7 Mandatory subelements Name Description bits_used Static number...

Page 151: ... positive and W West for negative values Table 7 9 Mandatory subelements Name Description bits_used Static number of bits Table 7 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 152: ...mat with E East for positive and W West for negative values Table 7 12 Mandatory subelements Name Description bits_used Static number of bits Table 7 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 153: ...Example Element data_content GBAS ID data_content data_content_short GBAS_ID data_content_short type id type Element 7 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 7 15 Mandatory subelements Name Description bits Binary bitstream content made of 0 and 1 Example El...

Page 154: ...a without evaluation Table 7 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 7 5 5 9 CRC Type Calculates a checksum and compares it with the given value Evaluates to OK or NOK Table 7 18 Mandatory subelements Name Desc...

Page 155: ...Bits used Value Binary Message Block CRC 32 OK 11100000011100100001110100100100 7 5 5 10 List Type Converts different integer values to text output Requires a list subelement for each pair of name and value Table 7 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 156: ...re undefined values use the list type Table 7 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 157: ...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 7 5 6 Control Elements Link_sel Type 157 Loop Type 160 While Type 160 7 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 158: ...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 159: ...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 160: ...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 7 5 6 3 While Type Repeats the included elements while there are enough bits left to proceed Table 7 25 Mandatory subelements Name Description BitsLeft Number of bits required at the end of the loop t...

Page 161: ...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 7 5 7 Auxiliary Elements Fill Type 161 7 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 162: ... 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 163: ...ort Option R S EVSG K24 R S EVSG1000 163 User Manual 1178 6227 02 04 The display shows the average level and the sensor type Figure 8 1 R S NRP Average Power Remote commands GETNRPTYPE on page 196 GETNRPPOW on page 196 ...

Page 164: ...by a highlighted softkey Up to four markers can be active at the same time Markers 2 to 4 can be either normal markers or delta markers A normal marker indicates the absolute signal value at the defined position in the diagram A delta marker indicates the value of the marker rela tive to marker 1 Activating Deactivating a marker 164 Marker type Type Mrk 2 4 165 Deactivating all markers 165 Moving ...

Page 165: ... all markers in the diagram Moving a marker to a peak in the diagram Access Marker Peak Next Peak Access VNC o F1 F2 Sets the currently active and selected marker indicated in the softkey to the highest or next highest peak detected 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 164 Adapting the center f...

Page 166: ...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 3 Measurements and Results on page 36 All general instrument settings except f...

Page 167: ...68 Recall 168 Recall from USB 168 Delete 168 Rename 168 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 s...

Page 168: ...d time The default name is User_Preset_ no evsgpreset where no is a consec utive number The file name can be edited The files are stored to the subdirectory EVSG1000_PRESETS Recall Overwrites 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 ...

Page 169: ...ctual time of input Therefore it is useful to synchronize the stored GPS data to the PPS signal also provided by the GPS receiver 10 2 2 Recording Settings Access Config Rec Config Access VNC s F7 For numeric measurement modes only Recording GBAS SCAT I measurement results In GBAS SCAT I mode one record is stored for each slot in a time interval of 62 5 ms as long as recording is active Triggering...

Page 170: ...bility of measurement result values see Chapter 5 1 4 4 Setting the Measurement Time MTime on page 62 If more values are available than are stored that is Time Setting the Measurement Time MTime the calculated values are averaged to obtain only the required number of results In GBAS SCAT I mode one record is stored for each slot in a time interval of 62 5 ms as long as recording is active The time...

Page 171: ...able bitstream is stored default TXT Only the human readable interpreted message values are stored RAW HEX Only the non interpreted message data from the bitstream in binary format is stored None Message data is not included in the slot data record IQ Log Data selection Select GBAS SCAT I mode only For future use Slot x Log Data selection Select GBAS SCAT I mode only Activates or deactivates data ...

Page 172: ... on page 172 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 170 Ext Data is stored each time a trigger signal from a connected external trigger device is received The trigger device must be connected to the Trigger In connector on the rear...

Page 173: ...umber If a USB device is connected to the 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 e...

Page 174: ...ne 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 Deleting all Screenshots Stored on the R S EVSG1...

Page 175: ...For example the demodulated identifier in ILS mode is output as a 1020 Hz morse sig nal AF Volume 175 Squelch 175 Demod 176 Audio BW 176 Speaker 176 KB Beep 176 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 205 Squelch Defines the level threshold below which the demodulated ...

Page 176: ...in a noisy environment 11 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 2 176 Level View 177 Brightness Mains 177 Brightness Battery 177 RX Unit 1 RX Unit 2 Select the receiver board whose settings and result...

Page 177: ...IGHTNESS_MAINS on page 214 Brightness Battery Defines the brightness of the display if the power is supplied by a battery This is useful to save energy when the available power is limited Enter a percentage value 0 to 100 The default value is 50 Remote command DISPLAY_BRIGHTNESS_BATTERY on page 213 11 3 Demodulation Output Settings Access Setup Demod Out Access VNC n F2 After demodulation of the s...

Page 178: ...ovided Remote command SETUP DEMOD_OUT on page 204 11 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 TCP IP DHCP 179 TCP IP Address 179 TCP IP Netmask 179 TCP IP Gateway 179 Hostname 179 Used IP Address 180 Used IP Netmask 180 Used IP Gateway 180 Network Remote Settings ...

Page 179: ...k are indicated next to the setting The IP address consists of four number blocks separated by dots Each block contains values between 0 and 255 To change the IP address via the remote keyboard press the INS key and enter the new address Example 172 17 40 139 TCP IP Netmask The subnet mask consists of four number blocks separated by dots Each block con tains values between 0 and 255 Example 255 25...

Page 180: ...ay If DHCP is activated the assigned gateway address is displayed 11 5 System Settings Access Setup System Access VNC n F5 The following settings configure the general instrument system Date 180 Time 180 Energy Saver 181 Boot on Power Up 181 Flash size Flash used 181 Date Sets the date of the internal clock in the format dd mm yyyy Example 10 05 2017 Time Sets the time of the internal clock in the...

Page 181: ...e size of the flash memory in the R S EVSG1000 and the percentage cur rently in use 11 6 Instrument Configuration and Operating Status Set tings The following settings concern the instrument operating status and hardware and soft ware configuration Auto Calibration Cal 181 Error Log 182 Copy to USB 183 Delete all error messages 183 HW Status 183 Installed Options 184 Inventory 185 SW Update 186 Po...

Page 182: ... S EVSG1000 To start the auto calibration select Start Autocal and press the Enter key The auto calibration procedure is ready after a few minutes and in the result table all entries must have the status OK Figure 11 1 Successful auto calibration If an error occurs during the auto calibration process switch the instrument off and on again and repeat the auto calibration process If the error still ...

Page 183: ...ommand GETERRORLOG on page 206 Copy to USB Error Log Copies all entries in the error log to a text file on a connected USB device The default file name is EVSx_errorlog_ datetime txt This file is useful if problems occur and you need support Send 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 ir...

Page 184: ...es exceeds the tolerance for more than 10 s the following measures are taken by the R S EVSG1000 An error message is created in the error log see Error Log on page 182 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 206 GETTEMP on page 207 Installed Options Access Setup Signal In Acc...

Page 185: ...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 207 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 186: ...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 187: ...rge process Remote command BATT on page 206 11 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 187 GPS Delay 188 PPS Sync 188 Interface 188 Baudrate Specifies the baudrate of the GPS signal The following values are supported 4800 9600 19200 38400 57600 115200 230400 GPS Configurat...

Page 188: ... is possible to store data 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 10 2 1 GPS Data Synchronization on page 169 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 synchron...

Page 189: ... Pack on the back of the instrument 4 Remove the panel 5 Grasp the battery by the attached plastic strip and pull it to the right and upwards 6 Lift the battery pack out completely 7 Carefully place the new battery pack into the slot with the writing facing upwards and not upside down 8 Push the battery pack to the left until you feel it snap into place ensuring a tight connection A space about 2 ...

Page 190: ...VSG1000 190 User Manual 1178 6227 02 04 10 Fasten the four screws to close the battery pack slot 11 Reconnect the instrument to the power supply to charge the new battery Exchanging an Optional Battery Pack R S EVSG B3 ...

Page 191: ...ote 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 2 4 1 Understanding the Display Information on page 26 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 board 2 2 ...

Page 192: ...oard 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 MEDIUM A fixed selection of parameters is exported SHORT A sh...

Page 193: ...n 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 was executed successfully LA This command queries the RF signal level in num...

Page 194: ...n page 71 See Freq on page 97 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 Channel The specified ICAO channel for the measurement See Chap ter A ILS Channel Frequency List on page 291 Return values State READY The command was executed successfully Manual operation ...

Page 195: ...ee RF Att on page 59 See RF Mode on page 60 SETUP EXTERNALATT_RX1 SETUP EXTERNALATT_RX1 Attenuation 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 SETUP EXTERNALATT_RX2 SETUP EXTERNALATT_RX2 Attenuation Gets or sets the external attenuation of RX2 IN Parameters Attenuation E...

Page 196: ...cessfully Manual operation See RX Unit 1 RX Unit 2 on page 176 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 Selects cha...

Page 197: ...B_IN_COUPL 197 SETUP BB_IN_IMP 197 SETUP BB_IN_IMP 197 SETUP BB_IN_RANGE 198 SETUP BB_IN_RANGE 198 SETUP BB_IN_COUPL SETUP BB_IN_COUPL Coupling Gets or sets the coupling for the baseband LF In input Parameters Coupling AC DC Coupling for baseband input Return values State READY The command was executed successfully SETUP BB_IN_IMP SETUP BB_IN_IMP Impedance Gets or sets the impedance for the baseba...

Page 198: ...SETUP UNIT BARGRAPH 198 SETUP UNIT BARGRAPH 198 SETUP UNIT DDM 199 SETUP UNIT DDM 199 SETUP UNIT ILSPHASE 199 SETUP UNIT ILSPHASE 199 SETUP UNIT LEVEL 199 SETUP UNIT LEVEL 199 SETUP UNIT POLARITYDDM 200 SETUP UNIT POLARITYDDM 200 SETUP UNIT SDM 200 SETUP UNIT SDM 200 SETUP UNIT UPPERFREQ 201 SETUP UNIT UPPERFREQ 201 SETUP UNIT VORDIRECTION 201 SETUP UNIT VORDIRECTION 201 SETUP UNIT BARGRAPH SETUP ...

Page 199: ...ommand was executed successfully Manual operation See DDM Unit on page 62 SETUP UNIT ILSPHASE SETUP UNIT ILSPHASE ILS phase This command gets or sets the ILS phase representation Parameters ILS phase BIPOLAR The phase is represented as bipolar if between 60 60 UNIPOLAR The phase is represented as unipolar if between 0 120 Return values State READY The command was executed successfully Manual opera...

Page 200: ...arameters 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 63 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 Return values State READY The comma...

Page 201: ...RECTION Direction This command gets or sets 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 88 13 1 5 Audio Demodulation and Output Configuration The following commands are required to configure various types of output SETUP A...

Page 202: ... 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 ANALOG_OUT2 Sou...

Page 203: ...ted successfully Manual operation See Audio BW on page 176 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 204: ...ed 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 SETUP DEMOD_OUT Mode Gets or sets the Demodulation Out mode Parameters Mode OFF No output signal is provided RX_1_BB_OUT Output provi...

Page 205: ...Range 0 to 100 Default unit Return values State READY The command was executed successfully Manual operation See AF Volume on page 175 SQUELCH SQUELCH Level This command gets or sets the squelch level of the active mode ILS LOC ILS GP ILS MB VOR or COM mode Parameters Level Squelch level of active mode Default unit dBm Return values State READY The command was executed successfully Manual operatio...

Page 206: ...ate READY The command was executed successfully Manual operation See Power supply and battery charge state on page 186 BI This command returns built in test information Return values BI Info Usage Query only Manual operation See HW Status on page 183 CLEARERRORLOG This command clears the error log Return values State READY The command was executed successfully Manual operation See Delete all error...

Page 207: ...RX 2 boards Return values temperature Temperature value of a main board RX1 and RX2 boards Manual operation See HW Status on page 183 IDN This command queries the instrument identification Return values Instrument Identification Usage Query only INV This command queries the inventory that contains among other information serial numbers of device and boards Return values Inv Info Usage Query only M...

Page 208: ...urn values State READY The command was executed successfully VER This command queries SW version Return values sw version Usage Query only Manual operation See Inventory on page 185 13 1 7 GPS Data The following commands are required to configure and retrieve GPS data GETGPSGPBOD 209 GETGPSGPGGA 209 GETGPSGPGLL 209 GETGPSGPHDT 209 GETGPSGPRMC 209 GETGPSGPGSA 209 GETGPSGPGSV 210 GETGPSGPTRF 210 GET...

Page 209: ...The last incoming GPGGA message GETGPSGPGLL This command requests the last incoming GPGLL message from the GPS receiver Return values message The last incoming GPGLL message GETGPSGPHDT This command requests the last incoming GPHDT message from the GPS receiver Return values message The last incoming GPHDT message GETGPSGPRMC This command requests the last incoming GPRMC message from the GPS recei...

Page 210: ...lues message The last incoming GPVBW message GETGPSGPVTG This command requests the last incoming GPVTG message from the GPS receiver Return values message The last incoming GPVTG message GETGPSGPXTE This command requests the last incoming GPXTE message from the GPS receiver Return values message The last incoming GPXTE message GETGPSGPZDA This command requires the last incoming GPZDA message from ...

Page 211: ...PS baud rate Parameters Baudrate 4800 9600 19200 38400 57600 115200 230400 Possible baud rates Return values State READY The command was executed successfully Manual operation See Baudrate on page 187 SETUP SETGPSDELAY Delay This command specifies the GPS delay compensation NOTE This setting has no effect when using PPS synchronization Parameters Delay Specify the delay compensation Default is 100...

Page 212: ...DY The command was executed successfully Manual operation See PPS Sync on page 188 SETUP GPSREF Latitude Longitude By default the reference point for GPS information is automatically taken from the position of the built in GPS antenna of the R S EVSG1000 However it can be changed manually to any other position using this command Parameters Latitude degrees minutes direction Latitude of the referen...

Page 213: ...ization source time by more than 1000 ms the R S EVSG1000 clock is adjusted accordingly Parameters Source OFF No synchronization is performed for the internal R S EVSG1000 clock GPS Synchronization with a connected GPS see the main R S EVSG1000 User Manual Example SETUP TIMESYNC OFF 13 1 8 System Settings The following commands are required to configure basic system settings DISPLAY_BRIGHTNESS_BAT...

Page 214: ...ss Mains on page 177 FACTORY_PRESET This command restores the factory default settings the IP settings and Data logger lists will be not modified Return values State READY The command was executed successfully Manual operation See Factory Preset on page 168 SETUP ENERGYSAVER Value This command specifies the energy saver properties Parameters Value ON The energy saver is on OFF The energy saver is ...

Page 215: ... on page 181 WAIT4EXE State Sets the behavior of the status message READY Parameters State ON The READY message is delayed until every command is exe cuted OFF The READY message is returned as soon as a command is syntactically accepted Return values State READY The command was executed successfully 13 1 9 Calibration The following commands are required to perform and analyze calibration AUTOKALST...

Page 216: ...ecuted successfully Manual operation See Auto Calibration Cal on page 181 STARTKAL This command launches the auto calibration for current RX board The command returns immediately while the calibration takes several minutes To find out when the calibration is ready use the GETKALSTATUS command Return values State READY The command was executed successfully Manual operation See Auto Calibration Cal ...

Page 217: ...fully RLC State REMOTELOCK State This command deactivates activates local operation by keyboard Parameters State ON If set no local operation by keyboard is possible The ESC button has no effect OFF The R S EVSG1000 must be set to OFF or must be restarted to activate local operation by keyboard Return values State READY The command was executed successfully SETUP NTPSERVER SETUP NTPSERVER IPAdress...

Page 218: ... on page 220 MODE_LOC on page 220 MODE_GP on page 220 MODE_MB on page 241 MODE_VOR on page 246 MODE_COM on page 252 MODE_FSCAN on page 264 MODE_IFSPECT on page 268 MODE_FFT on page 272 MODE_SCOPE on page 276 M 218 MB 219 MI 219 MV 219 M This command queries the current active mode Return values ActiveMode ILS_LOC ILS Localizer mode ILS_GP ILS Glide Path mode MB Marker Beacon mode VOR VHF Omni dire...

Page 219: ...DY The command was executed successfully MV This command switches the instrument to the VOR mode Return values State READY The command was executed successfully 13 2 ILS Localizer LOC and Glidepath GP Modes The following commands are required to configure and perform measurements in the ILS Localizer and Glidepath modes Configuring the ILS LOC and GP Modes 220 Configuring ILS Localizer Measurement...

Page 220: ...ds are required to configure ILS Loc measurements DEMODE_LLZ 221 DEMODE_LLZ 221 LLZ_CARRIER_THRESHOLD_DB 221 LLZ_CARRIER_THRESHOLD_DB 221 LLZ_DEM_WIDE_BW 221 LLZ_DEM_WIDE_BW 221 LLZ_DEM_ID_BW 222 LLZ_DEM_ID_BW 222 LLZ_DEM_1F2F_BW 222 LLZ_DEM_1F2F_BW 222 LLZ_DEMFREQS_OFFSET_1F 222 LLZ_DEMFREQS_OFFSET_1F 222 LLZ_DEMFREQS_OFFSET_AUTOMAN 223 LLZ_DEMFREQS_OFFSET_AUTOMAN 223 LLZ_DEMFREQS_OFFSET_LOWERFRE...

Page 221: ...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 LLZ_CARRIER_THRESHOLD_DB LLZ_CARRIER_THRESHOLD_DB Threshold Gets ...

Page 222: ...ssfully Manual operation See BW Dist ID on page 61 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 BW 1F 2F on page 61 LLZ_DEMFREQS_OFFSET_1F LLZ_DEMFREQS_OFFSET_1F Freq Offset Gets or sets the demodulator 1F frequency ...

Page 223: ...FSET_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 CRS CLR Carr on page 57 LLZ_DEMFREQS_OFFSET_UPPERFREQ LLZ_DEMFREQS_OFFSET_UPPERFREQ Freq Offset Gets or Sets the demodulator up...

Page 224: ...SIDFM NARROW Manual operation See Res FM Filt ILS only on page 62 LLZ_START_FINDCARRIER Starts to search for a carrier in ILS LOC mode Return values State READY The command was executed successfully Manual operation See Find Carrier on page 58 VIEW_GS VIEW_GS View type Gets or sets the view in ILS GP mode See Chapter 5 1 3 ILS Localizer and Glide path Measurements and Results on page 44 for detail...

Page 225: ... 2 3 Configuring ILS Glidepath Measurements The following commands are required to configure ILS GP measurements DEMODE_GS 226 DEMODE_GS 226 GS_CARRIER_THRESHOLD_DB 226 GS_CARRIER_THRESHOLD_DB 226 GS_DEM_1F2F_BW 226 GS_DEM_1F2F_BW 226 GS_DEM_ID_BW 227 GS_DEM_ID_BW 227 GS_DEM_WIDE_BW 227 GS_DEM_WIDE_BW 227 GS_DEMFREQS_OFFSET_AUTOMAN 227 GS_DEMFREQS_OFFSET_AUTOMAN 227 GS_DEMFREQS_OFFSET_1F 228 GS_DE...

Page 226: ... 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 GS_CARRIER_THRESHOLD_DB GS_CARRIER_THRESHOLD_DB Threshold Gets o...

Page 227: ...DE_BW Bandwidth Gets or sets the WIDE demodulator bandwidth in ILS GP mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ 18KHZ 25KHZ 36KHZ 50KHZ Return values State READY The command was executed successfully Manual operation See BW Wide on page 61 GS_DEMFREQS_OFFSET_AUTOMAN GS_DEMFREQS_OFFSET_AUTOMAN Mode Gets or sets the mode of the demodulator frequency offset in ILS GP mode Parameters Mode AUTO Se...

Page 228: ...ers Freq Offset Lower frequency offset Default unit kHz Return values State READY The command was executed successfully Manual operation See CRS CLR Carr on page 57 GS_DEMFREQS_OFFSET_UPPERFREQ GS_DEMFREQS_OFFSET_UPPERFREQ Freq Offset Gets or Sets the demodulator upper frequency offset in ILS GP mode Parameters Freq Offset Upper frequency offset Default unit kHz Return values State READY The comma...

Page 229: ...age 283 Remote commands exclusive to ILS Loc and GP results AC8 230 AF2 230 AF3 230 AF8 230 AM2 230 AM2CLR 230 AM2CRS 231 AM3 231 AM3CLR 231 AM3CRS 231 AM8 231 AM9 231 AMMOD240 232 DCLR 232 DCRS 232 DD0 232 DD1 232 FCLR 232 FCRS 233 FSINGLE 233 K2_150 233 K2_90 233 K3_150 233 K3_90 233 K4_90 234 K4_150 234 LCLR 234 LCRS 234 PH 234 PH_90_90 234 PH_150_150 234 RESIDFM_90 235 RESIDFM_150 235 SCLR 235...

Page 230: ...urn values Hz AF3 value of the frequency Manual operation See Freq 150 Hz on page 49 AF8 This command queries the AF frequency of the identifier LLZ only Return values Hz AF8 value of the frequency Manual operation See ID Freq on page 54 AM2 This command shows the AM modulation depth of 90 Hz signal Return values AM modulation depth value of 90 Hz Manual operation See AM 90 Hz on page 49 AM2CLR Th...

Page 231: ... the AM modulation depth of 150 Hz clearance signal Return values AM modulation depth value of 150 Hz clearance signal Manual operation See AM 150 Hz on page 49 AM3CRS This command shows the AM modulation depth of 150 Hz course signal Return values AM modulation depth value of 150 Hz course signal Manual operation See AM 150 Hz on page 49 AM8 This command queries the AM modulation of identifier LL...

Page 232: ... the current DDM Course value Return values DDM_CRS 1 DDM Course Value dimensionless Manual operation See DDM 90 150 on page 48 DD0 This command queries the current DDM value Return values DDM 1 DDM value dimensionless Manual operation See DDM 90 150 on page 48 DD1 This command queries the current DDM value Return values DDM µA DDM value μA Manual operation See DDM 90 150 on page 48 FCLR This comm...

Page 233: ...alue of 150 Hz signal Manual operation See K2 150 Hz on page 51 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 50 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 51 K3_90 Th...

Page 234: ...lue of 150 Hz signal Manual operation See K4 150 Hz on page 52 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 49 PH_90_90 Phase shift bet...

Page 235: ...nd queries the current SDM Clearance value Return values SDM_CLR 1 SDM Clearance Value dimensionless Manual operation See SDM 90 150 on page 48 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 48 SD0 This command queries the current SDM value Return values SDM 1 SDM value dimensionless Manual opera...

Page 236: ... The following commands are required to retrieve ILS Loc identifier results ID_DASH_LENGTH 236 ID_DOT_LENGTH 236 ID_DOTDASH_GAP 237 ID_LETTER_GAP 237 ID_PERIOD 237 LASTID_TIME 237 ID_DASH_LENGTH Queries the length of time a dash is transmitted in the used Morse code in ILS LOC mode Return values Time Dash time of ID signal Default unit ms Manual operation See Dash Length on page 54 ID_DOT_LENGTH Q...

Page 237: ...IOD Queries the periodic time between two measured ID pulses in ILS LOC mode Return values Time Periodic time between two ID pulses Default unit s Manual operation See ID Period on page 54 LASTID_TIME Queries the time since 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 53 13 2 6 Deprecated Comm...

Page 238: ...OD Sets the Clearance measurement mode CRS CLR_MOD Sets Course or Clearance measurement mode SINGLE_MOD Sets single frequency measurement mode WIDEBAND_MOD 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 disto...

Page 239: ...ues State READY The command was executed successfully FA1 This command activates the continuous output of DDM level measurement results The output rate is defined by the current measurement time Values are separated by a TAB ASC 09 DDM 1 RF level dBm The command FA0 stops the output Return values State READY The command was executed successfully FA2 This command activates the continuous repetition...

Page 240: ...s executed successfully FA4 The same as FA1 on page 239 but output is preceded by a timestamp Return values State READY The command was executed successfully FA5 The same as FA1 on page 239 but output is preceded by the time in ms since the FA5 is started The command FA0 stops the output Return values State READY The command was executed successfully GSLLZ Queries if the R S EVSG1000 is in GS or L...

Page 241: ...1 MODE_MB The MODE_MB command is identical to the MB command For description see MB on page 219 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 VIEW_MB View type This command selects a view type for the M...

Page 242: ...243 AM7 243 FMEAS This command queries the measured value of RF frequency Return values kHz Provides the value of measured RF frequency in kHz AF4 This command queries the AF frequency of 3000 Hz signal Return values Hz Provides the AF4 frequency in Hz Manual operation See Freq 3000 Hz on page 68 AF5 This command queries the AF frequency of 1300 Hz signal Return values Hz Provides the AF5 frequenc...

Page 243: ...the AM modulation of 1300 Hz signal Return values Provides the AM5 modulation in Manual operation See AM 1300 Hz on page 68 AM6 This command queries the AM modulation of 400 Hz signal Return values Provides the AM6 modulation in Manual operation See AM 400 Hz on page 67 AM7 This command queries the AM modulation of the identifier Return values Provides the AM7 modulation in 13 3 3 Retrieving ILS M...

Page 244: ... time a dash is transmitted for the middle marker Default unit ms Manual operation See 1300 Hz Dash on page 69 ID_F1300_DOTLEN Queries the dot time of 1300 Hz signal in ILS MB mode Return values Time Length of time a dot is transmitted for the middle marker Default unit ms Manual operation See 1300 Hz Dot on page 69 ID_F3000_DOTLEN Queries the dot time of 3000 Hz signal in ILS MB mode Return value...

Page 245: ...s the dot dot gap time of 3000 Hz signal in ILS MB mode Return values Time Length of time that passes between two transmitted dots for the inner marker Default unit ms Manual operation See 3000 Hz Gap on page 69 13 3 4 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 C...

Page 246: ...d was executed successfully 13 4 VOR Mode The following commands are required to configure and perform measurements in the VOR mode They are only available if the R S EVSG K2 option is installed Configuring VOR Measurements 246 Retrieving VOR Results 247 Deprecated Commands 251 13 4 1 Configuring VOR Measurements The following commands are required to configure VOR measurements Useful commands for...

Page 247: ...idth in ILS MB mode Parameters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ 18KHZ 25KHZ 36KHZ 50KHZ Return values State READY The command was executed successfully 13 4 2 Retrieving VOR Results The following commands are required to retrieve results from VOR measurements Useful commands for retrieving results described elsewhere GETDATADEF on page 283 GETDATASET on page 283 Remote commands exclusive to VOR resu...

Page 248: ...lues Hz AF frequency of 30 Hz signal Manual operation See Freq 30 Hz on page 82 AF1 This command queries the AF frequency of the 9960 Hz signal Return values Hz AF frequency 9960 Hz signal Manual operation See Freq 9960 Hz on page 82 AF2 This command queries the AF frequency of the FM 30 Hz signal Return values Hz AF frequency of FM 30 Hz signal Manual operation See Freq FM30 on page 83 AF8 This c...

Page 249: ... AM 9960 Hz on page 82 AM8 This command queries the modulation of identifier Return values Identifier modulation Manual operation See ID AM on page 54 AM9 This command queries the modulation of voice Return values Voice modulation Manual operation See Voice AM on page 82 BE BE_TO BE This command queries the bearing angle Return values Bearing angle in Manual operation See Bearing from on page 82 D...

Page 250: ... 83 FMEAS This command queries the measured value of the RF frequency Return values Hz Measured RF frequency 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 83 SUBCARR_K3 Queries K3subcarrier harmonic of VOR signal in VOR mode Return values Distortion Distortion 3rd o...

Page 251: ...rol programs use the com mands described in Chapter 13 4 1 Configuring VOR Measurements on page 246 and Chapter 13 11 Data Management on page 278 FA2 251 FA0 251 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 ar...

Page 252: ...llowing commands are required to configure COM measurements MODE_COM 252 VIEW_COM 252 VIEW_COM 252 AMFREQ_OFFSET_1F 253 AMFREQ_OFFSET_1F 253 AMFREQ_OFFSET_TX1 253 AMFREQ_OFFSET_TX1 253 AMFREQ_OFFSET_TX2 253 AMFREQ_OFFSET_TX2 253 COM_DEMOD_BW_1F 254 COM_DEMOD_BW_1F 254 COM_DEMOD_BW_2F 254 COM_DEMOD_BW_2F 254 RF_MHZ_5DECIMALS 254 RF_MHZ_5DECIMALS 254 MODE_COM This command switches the instrument to ...

Page 253: ...t on page 97 AMFREQ_OFFSET_TX1 AMFREQ_OFFSET_TX1 Freq Gets or Sets the demodulator upper frequency offset in COM mode Parameters Freq Dmodulator upper frequency offset Default unit kHz Return values State READY The command was executed successfully Manual operation See Upper Carrier on page 97 AMFREQ_OFFSET_TX2 AMFREQ_OFFSET_TX2 Freq Gets or Sets the demodulator lower frequency offset in COM mode ...

Page 254: ...meters Bandwidth 1KHZ 3KHZ 6KHZ 10KHZ Return values State READY The command was executed successfully Manual operation See BW 1FBW 2F on page 99 RF_MHZ_5DECIMALS RF_MHZ_5DECIMALS Frequency Gets or sets RF frequency in COM mode Parameters Frequency RF frequency Default unit MHz Return values State READY The command was executed successfully 13 5 2 Retrieving COM Results The following commands are r...

Page 255: ...easured value of delta RF carrier frequency to set RF frequency in COM mode Return values freq Delta between measured and set RF frequency Default unit kHz GET_TX1_MEASFREQ Query the measured value of delta TX1 RF carrier frequency to set RF frequency in COM mode Return values freq Delta between measured TX1 frequency and set RF frequency Default unit kHz GET_TX2_MEASFREQ Query the measured value ...

Page 256: ...al operation See AM Mod on page 94 GET_TX2_AMMOD Query the TX2 AM modulation depth of 2F signal in COM mode Parameters mod depth TX2 AM modulation depth of 2F signal Default unit Manual operation See AM Mod on page 94 GET_ONE_AMFREQ Query the AF frequency of 1F signal in COM mode Return values freq AF frequency of 1F signal Default unit Hz Manual operation See AM Freq on page 95 GET_TX1_AMFREQ Que...

Page 257: ...alled Configuring GBAS SCAT I Measurements 257 Retrieving GBAS SCAT I Results 259 13 6 1 Configuring GBAS SCAT I Measurements The following commands are required to configure GBAS SCAT I measurements Useful commands for configuring GBAS measurements described elsewhere MODE_GBAS on page 259 GBAS GETMEAS on page 260 Remote commands exclusive to GBAS SCAT I measurements GBAS ATTMODE 257 GBAS ATTMODE...

Page 258: ...fs kHz on page 131 GBAS FREQRF GBAS FREQRF Freq Gets or sets the channel frequency that determines the carrier frequency at which the GBAS measurement is performed Parameters Freq RF frequency The VHF data broadcast is defined for carrier frequencies within the range of 108 025 MHz to 117 950 MHz with a channel spac ing of 25 kHz Default unit kHz Return values State READY The command was executed ...

Page 259: ...d was executed successfully 13 6 2 Retrieving GBAS SCAT I Results The following commands are required to retrieve results from GBAS SCAT I measure ments GBAS LOGSLOTS 259 GBAS GETMDEF 260 GBAS GETMEAS 260 GBAS STREAM 262 GBAS STOPSTREAM 263 GBAS LOGSLOTS RX board Slot Selects the GBAS slot to be recorded with the data recorder Parameters RX board Selects the RX board for which results are exported...

Page 260: ...s 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 slot for which results are exported Return values Results Comma separated list of header data for the selected results State ...

Page 261: ...PS_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_long TrigCounter SHORT A short fixed selection of parameters is exported RX Index Time Slot Lev Av dBm GBAS ID App Dat GPS_lat GPS...

Page 262: ...ter 13 11 3 6 GBAS Mode on page 289 Parameters ParamSel Determines which parameter selection is output FULL EVS300 compatibility mode ALL All values of the current measurement mode 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 RAW Only the non interpreted measurement values from the bit...

Page 263: ...executed successfully 13 7 RF Spectrum Mode The following commands are required to configure and perform measurements in the RF Spectrum mode They are only available if the R S EVSG K10 option is installed Configuring RF Spectrum Measurements 263 Retrieving RF Spectrum Results 267 13 7 1 Configuring RF Spectrum Measurements The following commands are required to configure RF Spectrum measurements ...

Page 264: ...ion mode in the RF Spectrum mode Parameters Attenuation mode COUPLED Coupled attenuation LN Low noise attenuation NORM Normal attenuation 0 dB attenuation LD Low distance attenuation Return values State READY The command was executed successfully Manual operation See RF Mode on page 60 FSCAN_FREQCENTER FSCAN_FREQCENTER Frequency This command gets or sets the center frequency in RF Spectrum mode Pa...

Page 265: ...RF Spectrum mode Parameters Frequency FSCAN START frequency Default unit kHz Return values State READY The command was executed successfully Manual operation See Start on page 102 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 succe...

Page 266: ...n See Resolution Bandwidth RBW Mode Res BW on page 103 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 37 4 18 7 9 4 4 7 2 3 FSCAN resolution bandwidth Default unit kHz Return values State READY The command was executed succe...

Page 267: ...displayed The number of evaluated sweeps is defined by FFT_TRACE_AVRGCOUNT on page 274 Return values State READY The command was executed successfully Manual operation See Trace mode on page 104 FSCAN_TRACE_AVRGCOUNT FSCAN_TRACE_AVRGCOUNT trace average count Gets or sets the trace average count of the RF Spectrum mode Parameters Trace average count Range 0 to 100 Return values State READY The comm...

Page 268: ...um Measurements The following commands are required to configure IF Spectrum measurements MODE_IFSPECT 268 IFSPECT_ATTMODE 268 IFSPECT_FREQRF 269 IFSPECT_FREQRF 269 IFSPECT_FREQ_SPAN 269 IFSPECT_FREQ_SPAN 269 IFSPECT_REFLEVEL 269 IFSPECT_REFLEVEL 269 IFSPECT_RES_BW 270 IFSPECT_RES_BW 270 IFSPECT_TRACE_MODE 270 IFSPECT_TRACE_MODE 270 IFSPECT_TRACE_AVRGCOUNT 271 IFSPECT_TRACE_AVRGCOUNT 271 MODE_IFSP...

Page 269: ...equency Default unit kHz State READY The command was executed successfully Manual operation See RF Freq on page 106 IFSPECT_FREQ_SPAN IFSPECT_FREQ_SPAN Freq Gets or sets the span frequency in IF Spectrum mode Parameters Freq Span frequency Default unit kHz State READY The command was executed successfully Manual operation See Span on page 107 IFSPECT_REFLEVEL IFSPECT_REFLEVEL Frequency Gets or set...

Page 270: ...trace mode of the IF Spectrum mode Parameters Trace Mode CLWR Overwrite 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 274 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 t...

Page 271: ...ETSPECT 271 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 13 9 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 272: ...m mode Return values State READY The command was executed successfully FFT_ATTMODE FTT_ATTMODE Mode This command selects the attenuation mode of the AF Spectrum mode Parameters Mode COUPLED Coupled attenuation LN Low noise attenuation NORM Normal attenuation 0 dB attenuation LD Low distance attenuation Return values State READY The command was executed successfully Example FFT_ATTMODE LD Manual op...

Page 273: ...e command was executed successfully Manual operation See AF Span on page 112 FFT_FREQ_START FFT_FREQ_START Frequency Gets or sets the FFT start frequency in AF Spectrum mode Parameters Frequency Value of the FFT start frequency Default unit kHz Return values State READY The command was executed successfully Manual operation See AF Start on page 112 FFT_FREQSTOP FFT_FREQSTOP Frequency Gets or sets ...

Page 274: ...raging procedures is defined by FFT_TRACE_AVRGCOUNT on page 274 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 sweeps is defined by FFT_TRACE_AVRGCOUNT on page 274 RMS The RMS value for each trace point over several sweeps is determi...

Page 275: ...s all spectrum values 13 10 AF Time Domain Mode The following commands are required to configure and perform measurements in the AF Time domain mode They are only available if the R S EVSG K11 option is instal led Configuring AF Time Domain Measurements 275 Retrieving RF Spectrum Results 278 13 10 1 Configuring AF Time Domain Measurements The following commands are required to configure AF Time Do...

Page 276: ...uation 0 dB attenuation LD Low distance attenuation Return values State READY The command was executed successfully Example SCOPE_ATTMODE LD Manual operation See RF Att on page 59 See RF Mode on page 60 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 successf...

Page 277: ...MS Sets the value to 100 ms 50_MS Sets the value to 50 ms 20_MS Sets the value to 20 ms 10_MS Sets 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 118 SCOPE_TRIGLEVEL_RFPCT SCOPE_TRIGLEVEL_RFPCT Trig level This ...

Page 278: ...itive and negative SCOPE trigger slope State READY The command was executed successfully Manual operation See Trigger Edge on page 119 13 10 2 Retrieving RF Spectrum Results The following commands are required to retrieve results from AF Time Domain mea surements SCOPE_GETMEAS 278 SCOPE_GETMEAS All measurement values in RF Input or in mV BB Input are returned as one comma separated string Return v...

Page 279: ...ted Return values EventResult READY Command was executed successfully ERROR An error occurred 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 170 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 ...

Page 280: ... the active list GETACTIVELIST Queries the number of the active list Result 2 Manual operation See List on page 170 GETDATA_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 ...

Page 281: ...size of the active list Return values NoEntries integer Number of entries in the active list Range 0 to 1 000 000 SAVEACTIVELIST2USB Filename This command copies the active list to a connected USB storage device as a csv file The file name is set automatically e g llz_rx1_list9 csv Note that this command is time consuming for long lists max 1 000 000 entries To reduce the amount of logged data res...

Page 282: ...d parameters are compatible to EVS300 MEDIUM A reduced set of parameters is selected SHORT A minimum set of parameters is selected Example Select all parameters for logging SELECTLISTPARAM ALL Manual operation See Data selection Sel not GBAS SCAT I mode on page 170 SETACTIVELIST ListNo This command selects the active data logger list to save measurement results Setting parameters ListNo integer li...

Page 283: ...re GBAS STREAM on page 262 GBAS STOPSTREAM on page 263 Remote commands exclusive to data streaming GETDATADEF 283 GETDATASET 283 STREAM 284 STOPSTREAM 284 MARKSTREAM 284 GETDATADEF This command defines the data delivered by GETDATASET on page 283 GETDATASET This command creates the output of the current streaming measurement results for the active board Return values ActBoard CH 1 CH 2 The current...

Page 284: ...ge 285 Parameters ParamSelection ALL All values of the current measurement are send as comma sep arated text using current units FULL Compatible to R S EVS300 MEDIUM A fixed selection of parameters is exported SHORT A short fixed selection of parameters is exported RX Board 1 Data streaming is started for RX board 1 2 Data streaming is started for RX board 2 1 2 Data streaming is started for both ...

Page 285: ...FREQ_150_CRS_UF Hz DDM_CRS_UF 90 150 1 SDM_CRS_UF PHI 90 150_CRS_UF ï PHI 90 90 ï PHI 150 150 ï ResFM90 Hz ResFM150 Hz K2 90Hz K2 150Hz K3 90Hz K3 150Hz K4 90Hz K4 150Hz THD 90Hz THD 150Hz AM240 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 ï C MeasTime ms MeasMode LOC_GP ATT MODE DemodOffset_1F DemodOffset_CRS DemodOffset_C...

Page 286: ...EV_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 ï 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 ï PHI 90 90 ï PHI 150 150 ï ResFM90 Hz ResFM150 Hz K2 90Hz K2 150Hz K3 90Hz K3 150Hz K4 90Hz K4 150Hz THD 90Hz THD 150H...

Page 287: ...0 1 SDM SDM_CRS_UF SDM_CLR_LF GPS_lat GPS_long 13 11 3 3 ILS MB Mode All parameters RX STIOCP Index Date Time FREQ MHz MEAS F kHz LEVEL dBm AM MOD 3000Hz AM MOD 1300Hz AM MOD 400Hz FREQ_3000 Hz FREQ_1300 Hz FREQ_400 Hz ID MOD ID F 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 ï C IFBW Manual MeasTime ms ATT MODE TrigCounter Full pa...

Page 288: ...e ms ATT MODE TrigCounter Full parameters Channel STIOCPM Index Date Time FREQ MHz MEAS F MHz LEVEL dBm AM MOD 30Hz AM MOD 9960Hz AM DIST 9960 FREQ_30 Hz FREQ_9960 Hz FREQ_FM30 Hz BEARING from ï FM DEV Hz FM INDEX VOICE MOD ID MOD ID F Hz ID CODE 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 ï C MeasTime ms ATT MODE TrigCounter Medium...

Page 289: ...AM MOD_TX2 GPS_lat GPS_long TrigCounter Short parameters RX Time LEVEL dBm AM MOD AM MOD_TX1 AM MOD_TX2 GPS_lat GPS_long 13 11 3 6 GBAS Mode All parameters RX STIOCP Index Date Time Slot FREQ MHz C Offset kHz Lev Av dBm Lev Pk dBm SSID EVM GBAS ID Train FEC App Dat App FEC BER BER Recv Bursts BER Missed Bursts Transm Len StartDelay us Sync Seq us GuardInterv ms GPS_lat GPS_long GPS_alt m GPS_speed...

Page 290: ... GBAS ID App Dat GPS_lat GPS_long 13 12 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 291: ...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 292: ...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 293: ... 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 294: ...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 295: ...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 296: ...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 297: ...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 298: ...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 299: ...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 300: ...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 301: ...Format Description of GBAS and SCAT I Data R S EVSG1000 301 User Manual 1178 6227 02 04 Column Description ThDP_Long ThDP_Height m DERP_LAT DERP_Long TCH ft GPA FASCRC ...

Page 302: ...249 AM1 249 AM2 230 AM2CLR 230 AM2CRS 231 AM3 231 AM3CLR 231 AM3CRS 231 AM4 243 AM5 243 AM6 243 AM7 243 AM8 231 AM8 249 AM9 231 AM9 249 AMFREQ_OFFSET_1F 253 AMFREQ_OFFSET_1F 253 AMFREQ_OFFSET_TX1 253 AMFREQ_OFFSET_TX1 253 AMFREQ_OFFSET_TX2 253 AMFREQ_OFFSET_TX2 253 AMMOD240 232 AUTOKALSTATUS 215 AUTOKALSTATUS_EXTENDED 216 BATT 206 BE 249 BE_TO 249 BE 249 BI 206 CH 196 CH 196 CLEARACTIVELIST 279 ...

Page 303: ...214 DIST_9960 249 DL_START 279 DL_STOP 280 FA0 239 FA0 245 FA0 251 FA1 239 FA2 239 FA2 246 FA2 251 FA3 240 FA4 240 FA5 240 FACTORY_PRESET 214 FCLR 232 FCRS 233 FFT_ATTMODE 272 FFT_FREQ_CENTER 272 FFT_FREQ_CENTER 272 FFT_FREQ_SPAN 273 FFT_FREQ_SPAN 273 FFT_FREQ_START 273 FFT_FREQ_START 273 FFT_FREQRF 274 FFT_FREQRF 274 FFT_FREQSTOP 273 FFT_FREQSTOP 273 FFT_GETSPECT 275 FFT_TRACE_AVRGCOUNT 274 FFT_T...

Page 304: ...W_AUTO 266 FSCAN_RESBW_AUTO 266 FSCAN_TRACE_AVRGCOUNT 267 FSCAN_TRACE_AVRGCOUNT 267 FSCAN_TRACE_MODE 266 FSCAN_TRACE_MODE 266 FSINGLE 233 FTT_ATTMODE 272 GBAS ATTMODE 257 GBAS ATTMODE 257 GBAS FMEAS 258 GBAS FREQRF 258 GBAS FREQRF 258 GBAS GETMDEF 260 GBAS GETMEAS 260 GBAS LEV 258 GBAS LOGSLOTS 259 GBAS STOPSTREAM 263 GBAS STREAM 262 GET_MEASFREQ 255 GET_ONE_AMFREQ 256 GET_ONE_AMMOD 256 GET_TX1_AM...

Page 305: ...281 GETLISTSIZE 281 GETMDEF 193 GETMEAS 192 GETNRPPOW 196 GETNRPTYPE 196 GETOPTIONS 207 GETTEMP 207 GS 239 GS_CARRIER_THRESHOLD_DB 226 GS_CARRIER_THRESHOLD_DB 226 GS_DEM_1F2F_BW 226 GS_DEM_1F2F_BW 226 GS_DEM_ID_BW 227 GS_DEM_ID_BW 227 GS_DEM_WIDE_BW 227 GS_DEM_WIDE_BW 227 GS_DEMFREQS_OFFSET_1F 228 GS_DEMFREQS_OFFSET_1F 228 GS_DEMFREQS_OFFSET_AUTOMAN 227 GS_DEMFREQS_OFFSET_AUTOMAN 227 GS_DEMFREQS_O...

Page 306: ...SPECT_REFLEVEL 269 IFSPECT_RES_BW 270 IFSPECT_RES_BW 270 IFSPECT_TRACE_AVRGCOUNT 271 IFSPECT_TRACE_AVRGCOUNT 271 IFSPECT_TRACE_MODE 270 IFSPECT_TRACE_MODE 270 INV 207 K2_90 233 K2_150 233 K3_90 233 K3_150 233 K4_90 234 K4_150 234 KALSCREEN 216 LA 193 LA 258 LASTID_TIME 237 LCLR 234 LCRS 234 LLZ 239 LLZ_CARRIER_THRESHOLD_DB 221 LLZ_CARRIER_THRESHOLD_DB 221 LLZ_DEM_1F2F_BW 222 LLZ_DEM_1F2F_BW 222 LL...

Page 307: ... MEASTIME 193 MEASTIME 193 MI 219 MLOC 217 MODE_COM 252 MODE_FFT 272 MODE_FSCAN 264 MODE_GBAS 259 MODE_GP 220 MODE_IFSPECT 268 MODE_LOC 220 MODE_MB 241 MODE_SCOPE 276 MODE_VOR 246 MV 219 OPTIONGETCHECKED 207 PH 234 PH_90_90 234 PH_150_150 234 REMOTELOCK 217 RESIDFM_90 235 RESIDFM_150 235 RF 194 RF_MHZ_5DECIMALS 254 RF_MHZ_5DECIMALS 254 RF 194 RFCH 194 RLC 217 SAVEACTIVELIST2USB 281 SAVEDATA 208 SC...

Page 308: ...97 SETUP BB_IN_IMP 197 SETUP BB_IN_RANGE 198 SETUP BB_IN_RANGE 198 SETUP BB_SOURCE_OUT 203 SETUP BOOTONPOWERUP 215 SETUP DDM_RANGE_GS 204 SETUP DDM_RANGE_LLZ 204 SETUP DEMOD_OUT 204 SETUP DEMOD_OUT 204 SETUP ENERGYSAVER 214 SETUP EXTERNALATT_RX1 195 SETUP EXTERNALATT_RX1 195 SETUP EXTERNALATT_RX2 195 SETUP EXTERNALATT_RX2 195 SETUP GETERRORLOG 206 SETUP GPSREF 212 SETUP INPUT 196 SETUP INPUT 196 S...

Page 309: ...UP UNIT POLARITYDDM 200 SETUP UNIT SDM 200 SETUP UNIT SDM 200 SETUP UNIT UPPERFREQ 201 SETUP UNIT UPPERFREQ 201 SETUP UNIT VORDIRECTION 201 SETUP UNIT VORDIRECTION 201 SETUP VOLUME 205 SQUELCH 205 SQUELCH 205 STARTKAL 216 STOPSTREAM 284 STREAM 284 SUBCARR_K2 250 SUBCARR_K3 250 SUBCARR_K4 250 SUBCARR_K5 251 THD_90 236 THD_150 236 VER 208 VIEW_COM 252 VIEW_COM 252 VIEW_GS 224 VIEW_GS 224 VIEW_LLZ 22...

Page 310: ...y defaults 168 Fictitious Threshold Point FTP 124 Final Approach Segment FAS data Diagram 124 see also FAS DB 124 Flight Path Alignment Point FPAP 124 Front Panel 18 G GBAS Basics 122 Broadcast timing structure 123 Components 122 Correction message 123 Data format 296 FAS data 124 Frequencies 123 Message type 1 data 297 Message type 4 data 298 Message xml interface 142 Mode 121 Recording data 169 ...

Page 311: ...2 SCAT I Data format 296 Message type 1 data 299 Message type 4 data 300 Specification 295 SCAT I mode 121 SDM 90 150 48 Settings Factory defaults 168 Signal In Correction 40 Source 39 40 Status Recorded data 296 Storing Measurement settings 166 T TCP IP DHCP 179 Gateway 179 IP Address 179 Netmask 179 TDMA timing structure 123 Terminal Area Path TAP 124 Threshold Crossing Height TCH 124 Time domai...

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