R&S EM510 Manual Download

Page: 127 / 183

SENSe Subsystem

:ROSCillator

EM510

5.91

4065.7763.32-01.00

:ROSCillator

Control of reference oscillator.

:EXTernal

:FREQuency?

Query about the given external reference frequency.

Parameters:

none

Result:

10000000

Example:

ROSCillator:EXTernal:FREQuency? -> 10000000

[:INTernal]

:FREQuency?

Query about the internal reference frequency.

Parameters:

none

Result:

10000000

Example:

ROSCillator:FREQuency? -> 10000000

:SOURce INTernal|EXTernal

Setting whether external or internal reference frequency is to be used.

Parameters:

INTernal

internal reference oscillator

EXTernal

external reference oscillator

*RST state:

INTernal

Example:

ROSCillator:SOURce EXTernal

Summary of Contents for EM510

Page 1: ...4065 7763 34 01 00 Handbuch Manual Gesch ftsbereich Division berwachungs und Ortungstechnik Radiomonitoring and Radiolocation HF DIGITAL WIDEBAND RECEIVER R S EM510 4065 7728 02...

Page 2: ...gennamen sind Warenzeichen der jeweiligen Eigent mer R S is a registered trademark of Rohde Schwarz GmbH Co KG Proper names are trademarks of the respective owners Printed in the Federal Republic of G...

Page 3: ...4065 7763 32 01 00 Dear Customer EM510 is the abbreviation used throughout the manual for R S EM510 R S is a registered trademark of Rohde Schwarz GmbH Co KG AMMOS is a registered trademark of Rohde...

Page 4: ......

Page 5: ...Manual EM510 B 4065 7763 32 01 00 References 1 Serial Front Panel Data Port Specification VITA 17 199x Draft 0 5...

Page 6: ......

Page 7: ...3 2 3 4 Rack Mounting 3 2 3 5 Cabling 3 2 3 5 1 Connection of Power Supply 3 3 3 5 1 1 Mains Connection 3 3 3 5 1 2 DC Source Connection 3 3 3 5 2 Antenna Connection 3 4 3 5 3 Connection of External...

Page 8: ...1 5 1 2 Setting the IP Address and Port Number 5 2 5 2 Structure and Syntax of the Device Messages 5 3 5 2 1 SCPI Introduction 5 3 5 2 2 Structure of a Command 5 3 5 2 3 Structure of a Command Line 5...

Page 9: ...er ESE 5 134 5 5 3 4 STATus OPERation Register 5 135 5 5 3 5 STATus OPERation SWEeping Register 5 136 5 5 3 6 STATus QUEStionable Register 5 137 5 5 3 7 STATus TRACe Register 5 138 5 5 3 8 STATus EXTe...

Page 10: ...face 9 1 9 3 Dynamic IP address with RARP 9 7 9 4 Dynamic IP address via DHCP 9 7 9 5 Configuration of the LAN Parameters with Update Tool UPD32 9 8 10 Annex E LAN Programming Examples 10 1 10 1 Setti...

Page 11: ...unctions 12 1 Detectors 12 1 CONTINUOUS measuring mode 12 6 Measuring time 12 7 PERIODIC measuring mode 12 8 Measuring time different from DEFAULT 12 9 Simultaneous execution of measuring functions 12...

Page 12: ...EM510 Contents 4065 7763 32 01 00 8...

Page 13: ...xed Frequency Mode FFM Memory Scan Frequency Scan Panorama Scan option Test Data output is possible in the following formats Baseband signal I and Q in digital form at LAN Bmax 1 MHz FPDP Bmax 10 MHz...

Page 14: ...ues or periodic Squelch The level squelch can be set in 1 dB steps in the range from 30 to 130 dB V AFC Automatic Frequency Control With AFC switched on the receiver frequency is tuned within the IF b...

Page 15: ...y range can be scanned with the Frequency Scan command The squelch level serves as a criterion for dwelling at the same frequency or switching to the next frequency lf the level criterion is met the E...

Page 16: ...s set down At the front the POWER switch POWER LED and HEADPHONE socket are located The HF receiver module is located in the left hand part of the chassis It is arranged in such a way that the RF conn...

Page 17: ...Characteristics EM510 2 5 4065 7763 32 01 00 Fig 2 1 Front View Fig 2 2 Rear View...

Page 18: ...EM510 Characteristics 4065 7763 32 01 00 2 6 Fig 2 3 Modules...

Page 19: ...d also prevents picked up and conducted interference from entering the equipment The external AC voltage is fed from the mains connector to the AC DC converter This converts the AC voltage into a DC v...

Page 20: ...analysis and monitoring they are also made available via the following connectors Rear panel X6 VIDEO A Analog video output A for AM and I components X7 VIDEO B Analog video output B for FM and Q com...

Page 21: ...ply and the HF receiver module are supplied with a reduced voltage of approximately 8 VDC to operate the fans below maximum speed This increases the life of the fans and additionally reduces acoustic...

Page 22: ...EM510 Characteristics 4065 7763 32 01 00 2 10 Fig 2 4 EM510 Detailed Block Diagram...

Page 23: ...00 2 5 Accessories Standard delivery of the EM510 comprises 1 mains connection cable 1 CD set including documentation and firmware utilities The delivery note is always included A screened battery cab...

Page 24: ...EM510 Characteristics 4065 7763 32 01 00 2 12...

Page 25: ...ety Precautions Caution Switching the unit off by means of the POWER switch on the front panel does not separate the unit from mains power The mains voltage of 100 to 240 VAC is highly dangerous There...

Page 26: ...t be installed with sufficient space on the sides to permit a free flow of air Make sure that hot air can escape freely To ensure sufficient cooling do not attach telescopic rails to the sides of the...

Page 27: ...he mains voltage by the plug with mains filter on the rear panel The power cable is supplied as an accessory 3 5 1 2 DC Source Connection Attention Make sure that the available supply voltage is betwe...

Page 28: ...e fitting for the hose Fig 3 2 Removing the connector 1 Unscrew the fitting for the hose Fig 3 2 2 Press and chuck back the safety latch of the Speakon NL4FX connector Fig 3 1 3 Turn the connector cou...

Page 29: ...uble screened connecting cable is necessary 3 5 4 Connection of Headphones optional Connect the headphones to HEADPHONE socket X10 AF on the front panel Vpp max 5 V Ri 100 3 5 5 Connection of PC or LA...

Page 30: ...EM510 Installation and Cabling 4065 7763 32 01 00 3 6...

Page 31: ...Check that the available mains voltage is between 100 and 240 VAC Check that the available supply voltage is between 12 and 32 VDC The EM510 is switched on via the POWER switch The POWER LED lights up...

Page 32: ...d and the POWER switch is set to ON Yellow LED 100MBIT S rear panel Fig 4 1 The LED indicates operation in 100 Mbit s mode Green LED LINK OK rear panel Fig 4 1 The LED will be on if the physical conne...

Page 33: ...T Win2000 and WinXP 4 4 1 System Requirements 4 4 1 1 System Requirements for Update via RS232 IBM compatible PC with RS232 interface COM1 or COM2 Serial null modem cable RxD TxD crossed 9 pin female...

Page 34: ...information about the software kit visit http winpcap polito it Version 3 41 of UPD32 EXE has been developed and tested using WinPcap 3 1 Install WinPcap simply by double clicking the supplied WinPcap...

Page 35: ...targets using the same update software Switch off the target EM510 unit s before running the update program Start update program UPD32 exe Select configuration file EM510P1 CFG through menu File Conf...

Page 36: ...of the EM510 shows that the update is in progress After the update the ACCE LED is switched off and the FAIL LED is switched on If no problem is detected the EM510 application starts automatically an...

Page 37: ...0 are configured with the host name or IP address 89 10 11 23 and port number 5555 For more information see the Interfaces Description in the annex 1 Connect the unit with controller via Ethernet cabl...

Page 38: ...ddress and Port Number The configuration of the LAN interface is described in Annex D LAN Configuration IP address and port number settings will take effect immediately The EM510 is capable of assumin...

Page 39: ...ucture of the commands are derived from this command system SCPI is based on standard IEEE 488 2 i e it uses the same syntactic basic elements as well as the common commands defined in this standard P...

Page 40: ...mple SENSe This keyword denotes the command system SENSe For commands of lower levels the complete path has to be specified starting on the left with the highest level the individual keywords being se...

Page 41: ...tionally inserted into the header or omitted These keywords are marked by square brackets in the description The full command length must be recognized by the device for reasons of compatibility with...

Page 42: ...e If several parameters are specified in a command they are separated by a comma A few queries permit the parameters MINimum MAXimum and DEFault to be entered For a description of the types of paramet...

Page 43: ...ed To this end the second command after the semicolon starts with the level that lies below the common levels see also Figure 5 1 The colon following the semicolon must be omitted in this case Example...

Page 44: ...Example SENSe FREQuency MODe Response SWE 2 Maximum values minimum values and all further quantities which are requested via a special text parameter are returned as numerical values Example FREQuenc...

Page 45: ...y of the exponent alone is not permissible In the case of physical quantities the unit can be entered Permissible units are as follows for frequencies GHz MHz or MAHz kHz and Hz default unit is Hz for...

Page 46: ...e representation of missing values e g at TRACe DATA Boolean Parameters Boolean parameters represent two states The ON state logically true is represented by ON or a numerical value unequal to 0 The O...

Page 47: ...ata block In the example the 4 following digits indicate the length to be 5168 bytes The data bytes follow During the transmission of these data bytes all End or other control signs are ignored until...

Page 48: ...rks the uppermost command level The semicolon separates two commands of a command line It does not alter the path The comma separates several parameters of a command The question mark forms a query Th...

Page 49: ...evels of the SCPI command hierarchy are represented in the description by means of indentations to the right The lower the level the further the indentation to the right Please observe that the comple...

Page 50: ...parameters marks alternative possibilities in the sense of or The effect of the command is different depending on which parameter is entered Example Selection of parameter for command SENSe GCONTrol...

Page 51: ...uery PRE 0 to 255 RST no query SRE 0 to 255 STB only query TRG no query TST only query WAI CLS CLEAR STATUS sets the status byte STB the standard event register ESR and the EVENt sections of the QUESt...

Page 52: ...orting System on page 5 128 OPC OPERATION COMPLETE QUERY writes the message 1 into the output buffer as soon as all previous commands were carried out see Status Reporting System on page 5 128 OPT OPT...

Page 53: ...orm Bit 6 is always 0 STB READ STATUS BYTE QUERY reads out the contents of the status byte in decimal form TRG TRIGGER triggers the same actions as the INITiate CONM IMMediate command TST SELFTEST QUE...

Page 54: ...510 ABORt Subsystem 4065 7763 32 01 00 5 18 5 3 3 ABORt Subsystem ABORt Stop command for measurement This command stops an active scan Parameters none RST state none as command is an event Example ABO...

Page 55: ...e IF panorama is also used for bandwidth measurement With measure mode periodic the detectors are discharged in the cycle of the measure time Therefore the display of the IF panorama pulses in the cyc...

Page 56: ...hen the squelch is off When it is on the center frequency is set to the next level maximum to the left which is above the squelch line Parameters none Example CALCulate IFPan MARKer MAXimum LEFT MARKe...

Page 57: ...ate none default state not calibrated 2048 Example CALibration ROSCillator UP ROSCillator DATA MINimum MAXimum Query about the calibration value D A converter value for setting the exact OCXO referenc...

Page 58: ...00 month 1 12 day 1 31 Example CALibration ROSCillator DATE 2003 07 24 ROSCillator STORe Storing the calibration value for setting the exact OCXO reference frequency and the calibration date Note When...

Page 59: ...f the bootstrap loader Result year month day year 1900 to month 1 to 12 day 1 to 31 Example DIAGnostic INFO SDATe1 2003 07 24 SVERsion numeric_suffix Query about the software version If a module is no...

Page 60: ...ductIndex change index e g 01 00 SN serial number e g 100 002 002 ProductDate production date e g 2006 01 26 ModuleName Module name e g EM510MAIN If ALL was entered for module_name then the informatio...

Page 61: ...LL all modules Result module_name 0 The module is UNDEFINED The EEPROM data are corrupt module_name 1 The module is OK module_name 2 The module is FAIL Error message of a test point of the module modu...

Page 62: ...within limits test point voltage is greater than the upper limit v test point voltage is less than the upper limit If the limits are irrelevant in the current operating mode no limits will be output E...

Page 63: ...ature of the Power PC 4 TEMP_ADSECT temperature of AD converter section 5 TEMP_PRESEL temperature in the preselection Result Current temperature in C at the selected test point Example DIAGnostic TEMP...

Page 64: ...video panorama data AM left AM channel I channel of the video panorama data RIGHt right FM channel Q channel of the video panorama data FM right FM channel Q channel of the video panorama data IQ vide...

Page 65: ...a separate setting option Parameters NORMal MSB LSB SWAPped LSB MSB RST state NORMal Example FORMat BORDer SWAPped BORDer Query about the output order for binary data Parameters none Result NORM SWAP...

Page 66: ...DIAGnostic MONitor ASCii PACKed Sets the output format for the query DIAGnostic MONitor Parameters ASCii output in ASCII format PACKed output in internal binary data format RST state ASCii Example FO...

Page 67: ...eries Parameters none Result ASC PACK Example FORMat MEMory PACK SREGister ASCII BINary HEXadecimal Specify with which data format the queries of all CONDition EVENt ENABle PTRansition NTRansition reg...

Page 68: ...EM510 FORMat Subsystem 4065 7763 32 01 00 5 32 SREGister Query with which data format the above mentioned queries are carried out Parameters none Result ASC BIN HEX Example FORMat SREGister HEX...

Page 69: ...MTRACE ALWays then the measurement values are stored in MTRACE Parameters none Example INITiate CONM IMMediate Command to CONtinue a Measurement Is also used as continue command for different SCAN typ...

Page 70: ...ystem INPut ATTenuation numeric_value Setting the attenuator Parameters numeric_value 0 to 25 dB RST state 0 Example INPut ATTenuation 15 ATTenuation Query about the current attenuation Parameters non...

Page 71: ...AUTO ON ATTenuation AUTO Query about the automatically attenuation setting Parameters none Result Attenuation is automatically switched 1 Attenuation is manually switched 0 Example INPut ATTenuation A...

Page 72: ...g signals When Normal and Low Noise is selected the amplifier is cut in This achieves a good noise figure and at the same time good high level signal characteristics because the receiving bandwidth is...

Page 73: ...INPut Subsystem EM510 5 37 4065 7763 32 01 00 LOWD reception with low distortion NORM normal reception Example INPut ATTenuation MODE LOWD...

Page 74: ...about the selected bandwidth measurement method Result XDB bandwidth measurement method x dB BETA bandwidth measurement method Beta Example MEASure BANDwidth MODE XDB BANDwidth XDB numeric_value Confi...

Page 75: ...th to the result buffer MTRACE is enabled by command TRACE FEED CONTrol MTRACE ALWays a measured value is stored in MTRACE each time the measuring time has elapsed In the CONTinuous measuring mode the...

Page 76: ...onsible for setting a useful measuring time Time spans which are too short lead to faulty measurement results Parameters numeric_value time span in seconds MINimum MAXimum min max time span DEFault de...

Page 77: ...ber of the currently active memory location can also be queried by the MSCAN CHAnel command MEMory CLEar name count MAXimum Clearing the contents of a memory location A certain number of memory locati...

Page 78: ...0 to MEM9999 RX CURRENT NEXT mem_paras F THR DEM BW ANT ATT ATTA SQUC AFC ACT F frequency see SENS FREQ CW THR squelch threshold see OUTP SQU THR DEM type of demodulation see SENS DEM BW bandwidth see...

Page 79: ...800 kHz 24 1 MHz 25 1 25 MHz 26 1 5 MHz 27 2 0 MHz 28 5 0 MHz 29 10 0 MHz Antenna number 1 byte unsigned character 0 to 99 Attenuator 1 byte unsigned character 0 to 25 Attenuator auto 1 byte unsigned...

Page 80: ...see SENS DEM BW bandwidth see SENS BWID ANT antenna number see ROUT CLOS STAT ATT attenuator see INP ATT ATTA attenuator auto see INP ATT AUTO SQUC squelch function see OUTP SQU STAT AFC AFC function...

Page 81: ...the scan ON OFF or 1 0 Example MEMory CONTents MPAR MEM1 OFF MPAR name Query about memory location parameter ACT Parameters name MEM0 to MEM9999 CURRENT Result ACT set reset for scan 1 0 Example MEMor...

Page 82: ...at the front panel Parameters FREQuency frequency output at AUX 4 digit BCD 10 100 kHz 1 MHz 10 MHz ANTCtrl output of antenna number in 2 digit BCD ANTA1 to ANTA80 output of CTRL byte binary CTRL1 to...

Page 83: ...AUX 4 byte 4 corresponds to CTRL4 at X12B 17 AUX 5 byte 5 corresponds to CTRL5 at X12B 18 AUX 6 byte 6 corresponds to CTRL6 at X12B 19 AUX 7 byte 7 corresponds to CTRL7 at X12B 20 AUX 8 byte 8 corresp...

Page 84: ...a single byte command Parameters none Result Depending on the settings by the FORMat SREGister command the contents of the register are transferred decimally binary or hexadecimally in ASCII code Exa...

Page 85: ...termined that is output via the FPDP interface Parameters IF IQ data digital IF data before the demodulation see also SYSTem FPDP REMote MODE DEModulator video streaming data after the demodulation 2...

Page 86: ...on see also SYSTem FPDP REMote MODE DEM video streaming data after the demodulation 2 channelled PAN IQ data from the panorama path Example OUTPut FPDP MODE PAN SQUelch STATe Boolean Switch on off of...

Page 87: ...sing the RCL key or when running memory scan Parameters MEMory squelch state and squelch value are read out of the memory locations NONE squelch state and squelch value are not read out of the memory...

Page 88: ...tate 10 dBuV Example OUTPut SQUelch THReshold 35 dBuV MINimum MAXimum Query about the squelch threshold Parameters none query about current squelch threshold MINimum MAXimum query about lowest highest...

Page 89: ...01 00 INCRement MINimum MAXimum Query about the stepwidth Parameters none query about currently set stepwidth MINimum MAXimum query about smallest largest stepwidth Result Stepwidth of squelch thresh...

Page 90: ...eters numeric_value frequency value MINimum MAXimum sets the lowest highest center frequency RST state 10700000 Example OUTPut VIDeo FREQuency 15 MHz VIDeo FREQuency MINimum MAXimum Query about the vi...

Page 91: ...A X6 or Video B X7 In the case of an analog IF the center frequency can be set by the OUTPut VIDeo FREQuency command Parameters IF output of the analog IF DEModulator output of the analog demodulated...

Page 92: ...enna is to be selected an execution error 221 Settings conflict will be generated Parameters channel_list may contain max one number 0 to 99 RST state 1 Example ROUTe CLOSe 23 CLOSe channel_list Query...

Page 93: ...ALL SELect channel_list UP DOWN MINimum MAXimum Corresponds to the following combination ROUTe OPEN ALL ROUTe CLOSe channel_list Parameters channel_list must contain one number max 0 to 99 UP DOWN go...

Page 94: ...lection of the preselection filter ranges The broader frequency range determines the selection of the preselection filter range Parameters numeric_value value of bandwidth UP DOWN to next previous ban...

Page 95: ...output The attenuation depends on the current receiver frequency and the current temperature The absolute signal power can be calculated by adding this value to the IQ data level dB full scale The aut...

Page 96: ...lective call methods are generally frequency and phase modulated FM PM Therefore the receiver must be set for this type of demodulation The bandwidth for the demodulation must conform to the signal th...

Page 97: ...ED CONTrol MTRACE ALWays The unit may actively report the end of measurement MEASUring bit in operation status register becomes inactive via SRQ if the status register has been configured accordingly...

Page 98: ...in 1 10 dBuV 2 Byte offset in Hz 4 Byte AM modulation index in 1 10 2 bytes AM positive modulation index in 1 10 2 bytes AM negative modulation index in 1 10 2 bytes FM frequency deviation in Hz 4 byt...

Page 99: ...switched on Parameters FM switch on FM demodulator AM switch on AM demodulator PULSe switch on pulse demodulator PM switch on PM demodulator IQ or A0 switch on IQ demodulator ISB switch on ISB demodu...

Page 100: ...cover carriers Parameters numeric_value BFO frequency 8 kHz to 8 kHz MINimum MAXimum setting the minimum maximum frequency RST state 1000 Example DEModulation BFO 1 kHz DEModulation BFO MIN MAX Query...

Page 101: ...OSitive measuring the peak value PEAK PAVerage measuring the average value of the voltage AVG FAST measuring the current value FAST RMS measuring the average value of the power RMS RST state PAVerage...

Page 102: ...The RDS decoder is accessible only with installed software option EM510IM ITU Measurement Parameters ON 1 Decoder switched on OFF 0 Decoder switched off RST state 0 Example FM RDS ON RDS STATe Query...

Page 103: ...2 RDS synchronized not synchronized PI Code Program Identifier TP Traffic Program 1 traffic radio transmitter 0 no traffic radio transmitter TA Traffic Announcement 1 traffic announcement running MS...

Page 104: ...changed cyclically _ stands for characters not transmitted yet Example FM RDS RT 264Bayern 3__ Klingt dreimal gut ________________________________ RDS GROups DATA Query about RDS group code statistics...

Page 105: ...ust be 120 kHz and 250 kHz The detector flags work only when the detector is working see also the description of the SCPI commands FM RDS DATA on page 5 67 Stereo flag stereo decoder must be switched...

Page 106: ...unction Parameters none Result AFC function on 1 AFC function off 0 Example SENSe FREQuency AFC 1 CW FIXed numeric_value UP DOWN MINimum MAXimum Setting the receiver frequency Parameters numeric_value...

Page 107: ...PSCan Changing the operating mode of the receiver Parameters CW FIXed receiver monitors a frequency CW and FIXed have equal meanings SWEep receiver is in frequency scan mode see SENSe SWEep MSCan rece...

Page 108: ...umeric_value frequency value MINimum MAXimum setting of the lowest highest center frequency RST state 1 5 MHz Example FREQuency PSCan CENTer 3 MHz CENTer MINimum MAXimum Query about the center frequen...

Page 109: ...0 STARt numeric_value MINimum MAXimum Setting of the start frequency of the panorama scan Parameters numeric_value frequency value MINimum MAXimum setting of the lowest highest start frequency RST sta...

Page 110: ...y value MINimum MAXimum Setting of the lowest highest stop frequency RST state 2 MHz Example FREQuency PSCan STOP 4 MHz STOP MINimum MAXimum Query about the stop frequency of the panorama scan Paramet...

Page 111: ...ftware option EM510IM ITU Measurement or the software option EM510SU Spectrum Unit is installed Otherwise the error message 1 Device dependent error Not installed is output Parameters numeric_value fr...

Page 112: ...MAXimum Query about the start frequency of a frequency scan Parameters none query about the current start frequency MINimum MAXimum query about the lowest highest start frequency Result Frequency in...

Page 113: ...cy STEP 2000 STOP numeric_value MINimum MAXimum Setting the stop frequency of a frequency scan Parameters numeric_value frequency MINimum MAXimum sets the lowest highest stop frequency RST state 2 MHz...

Page 114: ...vated is automatically switched off If CONCurrent ON the command SENSe FUNCtion ON switches the corresponding function on while all the other functions remain unchanged If CONCurrent is switched from...

Page 115: ...OFFS Example FUNCtion OFF FREQ OFFS OFF Query about the sensor functions being switched off Parameters none Result List of the sensor functions being switched off For strings see SENSe FUNCtion ON Exa...

Page 116: ...measurement cannot provide correct values Note With SW option EM510IM ITU Measurement installed apart from level and offset the measurement functions AM modulation index FM frequency deviation PM pha...

Page 117: ...ion measurement function 11 bandwidth measurement function The following strings are to be expected VOLT AC level measurement switched on FREQ OFFS offset measurement switched on FSTR field strength m...

Page 118: ...Se GCONtrol FIXed MGC STEP INCRement MINimum MAXimum sets the smallest largest MGC value RST state 50 dBuV Example GCONtrol 50 FIXed MGC MINimum MAXimum Query about the MGC value Parameters none query...

Page 119: ...ol time DEF default gain control time FAST fast gain control time Example GCONtrol AUTO TIME FAST STEP INCRement numeric_value MINimum MAXimum Setting the stepwidth for the command SENSe GCONtrol FIXe...

Page 120: ...bout the smallest largest stepwidth Result MGC stepwidth in dB Example GCONtrol STEP 10 MODE FIXed MGC AUTO AGC Type of gain control Parameters FIXed MGC control is determined by MGC value AUTO AGC co...

Page 121: ...CTUAL During the memory scan this command is not permitted Parameters name MEM0 to MEM9999 NEXT RST state MEM0 Example MSCan CHANnel MEM357 CHANnel Output of current memory location Parameters none Re...

Page 122: ...IGN signal controlled dwell time is switched on Example MSCan CONTrol STOP SIGN OFF control_function control_function Switches off one or more scan control mechanisms Parameters see SENSe MSCan CONTro...

Page 123: ...Can COUNt 100 COUNt MINimum MAXimum Query about the number of MSCans Parameters none query about the current number of scans MINimum MAXimum query about the minimum maximum number of scans Result Numb...

Page 124: ...n step i e the time required by a step This definition is met in the EM510 if the squelch is switched off The hold criterion is then fulfilled for each step Parameters numeric_value dwell time in seco...

Page 125: ...ime exceeds the squelch threshold the hold time is reset and the end of the dwell time or the renewed disappearance of the signal is awaited The hold time is only important if the control function STO...

Page 126: ...imum UP DOWN Setting of the channel raster and the resolution bandwidth correspondingly Parameters numeric_value the following discrete values can be set 125 Hz 250 Hz 500 Hz 625 Hz 1 25 kHz 2 5 kHz 3...

Page 127: ...OSCillator EXTernal FREQuency 10000000 INTernal FREQuency Query about the internal reference frequency Parameters none Result 10000000 Example ROSCillator FREQuency 10000000 SOURce INTernal EXTernal S...

Page 128: ...stem ROSCillator 4065 7763 32 01 00 5 92 SOURce Query about the reference oscillator to be used Parameters none Result INT internal reference oscillator EXT external reference oscillator Example ROSCi...

Page 129: ...aborted The hold time after the disappearance of the signal is set with SENSe SWEep HOLD TIME Parameters control_function is one of the following strings STOP SIGNal switch on signal controlled scan...

Page 130: ...Eep CONTrol OFF STOP SIGN OFF Query about the switched off scan control functions Parameters none Result List of switched off control functions Strings see SENSe SWEep CONTrol ON Example SWEep CONTrol...

Page 131: ...out the minimum maximum sweeps Result Number of sweeps 9 9E37 is output for an infinite number Example SWEep COUNt 100 DIRection UP DOWN Setting the scan direction Parameters UP scan with increasing f...

Page 132: ...ell time MINimum MAXimum query about the lowest highest dwell time Result Dwell time in seconds 9 9E37 is output for an infinite number Example SWEep DWELl 0 010 HOLD TIME numeric_value MINimum MAXimu...

Page 133: ...ME 0 010 STEP numeric_value MINimum MAXimum Setting the frequency stepwidth for the frequency scan Parameters numeric_value frequency value MINimum MAXimum sets the smallest biggest frequency stepwidt...

Page 134: ...r with the values 0 0 Error message If the corresponding suppress trace has no free space an error 223 Too much data is generated Parameters none RST state none as command is an event Example SWEep SU...

Page 135: ...ENABle EVENt NTRansition numeric_value NTRansition PTRansition numeric_value PTRansition QUEStionable CONDition ENABle numeric_value ENABle EVENt NTRansition numeric_value NTRansition PTRansition num...

Page 136: ...decimal binary or hexadecimal value in the ASCII code Example STATus OPERation CONDition H0008 ENABle numeric_value Setting the enable section of the OPERation status register Parameters numeric_value...

Page 137: ...ng the negative transition filter of the OPERation status register Parameters numeric_value value of the NTRansition section 0 65535 or H0000 HFFFF or B0 B1111111111111111 RST state will not be change...

Page 138: ...l not be changed by RST Example STATus OPERation PTRansition B11111111 PTRansition Query about the positive transition filter of the OPERation status register Parameters none Result Depending on the s...

Page 139: ...s QUEStionable ENABle PTR NTR 0 65535 0 STATus TRACe ENABle PTR NTR 65535 65535 0 STATus EXTension ENABle PTR NTR 65535 65535 0 STATus OPERation SWEep ENABle PTR NTR 65535 65535 0 Parameters none RST...

Page 140: ...of AF from 0 5 to 0 5 0 5 only left channel 0 mid position 0 5 only right channel MINimum MAXimum only left AF channel only right AF channel Note The parameter is rounded to the next internally settab...

Page 141: ...to 12 of digital AF Mode Sampling rate kHz Bits pro sample Channels Data rate kbyte s Length per frame bytes 0 0 1 32 16 2 128 1 2 32 16 1 64 2 3 32 8 2 64 2 4 32 8 1 32 1 5 16 16 2 64 4 6 16 16 1 32...

Page 142: ...of the 32 bit word Due to this combined format there are no problems with synchronization In LONG mode raw data is output The format is 31 bits I and 31 bits Q The LSB least significant bit is used t...

Page 143: ...Result OFF digital data switched off SHOR digital data in the format 16 Bit I and 16 Bit Q LONG digital data in the format 32 Bit I and 32 Bit Q FLAG digital data in the format 24 Bit I and 24 Bit Q w...

Page 144: ...tal IF switched off SHORt digital IF format 16 bit I and 16 bit Q LONG digital IF format 32 bit I and 32 bit Q RST state OFF Example SYSTem IF REMote MODe SHORT IF REMote MODE Query about the set digi...

Page 145: ...switched off SHORT digital video output format 16 bit I or AM and 16 bit Q or FM LONG digital video output format 32 bit I or AM and 32 bit Q or FM RST state OFF Example SYSTem VIDeo REMote MODe SHOR...

Page 146: ...ric_value volume of AF from 0 to 1 0 no AF 1 full volume of AF MINimum MAXimum no AF full volume of AF Note The parameter is rounded to the next internally settable discrete value RST state 0 2 Exampl...

Page 147: ...the EM510 for example 100217 002 must be indicated This number is on the sticking label at the front panel or in the ident string command idn Parameters name 8 digit number input RST state none Exampl...

Page 148: ...ceive frequency The complete receive path from the antenna input of the tuner to the level evaluation is then measured and evaluated In the long test each line frequency of the test spectrum is set an...

Page 149: ...block All sensor functions switched on deliver their measured values to the MTRACE where they are stored ITRACE receives its data from the SENSe FREQuency block In addition to the current receiver fr...

Page 150: ...frequency of the pair is seen as a single frequency Examples 1st Frequency 2nd Frequency Description 118000 136000 Suppression of range 118 to 136 kHz 98550 98450 Suppression of range 98 450 to 98 55...

Page 151: ...unknown or not identical with a suppress trace error 141 Invalid character data is generated If too many data are loaded in a suppress trace error 223 Too much data is generated Parameter trace name n...

Page 152: ...CE and ITRACE for MSCAN FSCAN or PSCAN to identify the range limit If measurements can t be carried out due to current settings e g offset measurement with I Q CW ISB or SSB it is indicated by the NIN...

Page 153: ...1 100 rad 2 bytes bandwidth in Hz 4 bytes channel number 2 Byte frequency in Hz 4 Byte Notes INF end of range code will be coded in the PACKed format as follows INF level 2000 INF offset 10000000 INF...

Page 154: ...at DATA ASCii normal ASCII output level in dB V PACKed Definite Length Block level in 1 10 dB V 2 bytes The following is valid for the suppress trace List of frequencies contained in the trace The sup...

Page 155: ...ALWays SQUelch NEVer Control of trace loading Error message If trace name is unknown an error 141 Invalid character data will be generated Parameters trace name see TRACe DATA ALWays all data are sto...

Page 156: ...Ce DATA numeric_value limit in percent of the maximum trace length MINimum MAXimum sets the lowest greatest limit RST state 50 PCT Example TRACe LIMit MTRACE 50 PCT UPPer trace_name MINimum MAXimum Qu...

Page 157: ...Parameters trace_name see TRACe DATA no further parameter query about the current number MINimum MAXimum query about the lowest highest number Result Number of values Example TRACe POINts MTRACE MAX 2...

Page 158: ...has the index 1 numeric _value frequency value of the element RST state see TRACe DATA Example TRACe VALue SSTART 13 98 550 kHz VALue trace_name index Query about an element of a trace Note Only elem...

Page 159: ...emote client 2 Remote client 1 Figure 5 2 Device model with remote control As mentioned under 5 3 Description of Commands the unit can be controlled from one or several remote control units the remote...

Page 160: ...y Every remote client receives a modification report see STATus EXTension Register on page 5 139 Example 2 If the receive frequency is changed by the receiver due to a scanning procedure or an AFC cor...

Page 161: ...d on all customary operating systems WindowsNT Windows95 Windows 3 1 UNIX SunOS and many more TCP links are protected against transmission errors Host software can be generated independent of the tran...

Page 162: ...query command will cause the setting commands to be sent to the data memory where they are checked for consistency If the commands are consistent they will be executed at once and the other modules w...

Page 163: ...into data groups These groups are also reflected by the Status Reporting System of the remote clients in the extension register status Receiver data eg frequency bandwidth Memory locations Miscellaneo...

Page 164: ...e STB receives its information from the standard event status register ESR which is also defined in IEEE 488 2 with the associated mask register standard event status enable ESE and registers STATus O...

Page 165: ...6 7 8 15 0 1 2 3 4 5 6 7 8 15 0 1 2 3 4 5 6 7 8 15 0 1 2 3 4 5 6 7 8 15 to the higher order register logical AND 1 logical OR of all bits 0 1 2 3 4 5 6 7 8 15 EVEN lt Figure 5 4 Status register model...

Page 166: ...ection the ENABle section determines whether the associated EVENt bit contributes to the summary bit see below Each bit of the EVENt section is ANDed with the associated ENABle bit symbol The results...

Page 167: ...a l fu l l IT R A CE n ot e m pt y IT R A CE L im i t ex c ee de d IT R A CE t ot a l fu l l SS T A RT c ha n g e d SS T O P c h an g e d re s e rv e d re s e rv e d r e s er v e d r e s er v e d r e...

Page 168: ...esponding ENABle bit is set to 1 The states of the hardware functions and change bits are combined in the EXTended status register 1 TRACe status register summary bit The bit is set if an EVENt bit is...

Page 169: ...bit indicates that the device is just performing an action The type of action can be determined by polling the QUEStionable status register 5 5 3 2 IST Flag and Parallel Poll Enable Register PPE Anal...

Page 170: ...ds new instructions to the device instead The cause is often a query which is faulty and hence cannot be executed 3 Device dependent error This bit is set if a device dependent error occurs An error m...

Page 171: ...t reading It can be read using the commands STATus OPERation CONDition or STATus OPERation EVENt Table 5 3 Bit allocation of STATus OPERation register Bit No Meaning 3 SWEeping This bit is set if the...

Page 172: ...ing register Table 5 4 Bit allocation of STATus OPERation SWEeping register Bit No Meaning 0 Hold This bit is set if a FSCAN or MSCAN was interrupted by a fulfilled hold condition 1 Running up This bi...

Page 173: ...s QUEStionable register Bit No Meaning 0 VOLTage This bit is set if an ambiguous supply voltage occurs Due to that all test points of the supply voltage are checked 4 TEMPerature This bit is set if th...

Page 174: ...t empty This bit is set if the ITRACE contains at least one information value 4 ITRACE limit exceeded This bit is set if the number of measured values contained in the ITRACE exceeds the threshold giv...

Page 175: ...see also Data Memory on page 5 127 2 Signal changed This bit is set if the received signal changes in level or offset 3 COR active This bit is set if the COR relay becomes active 4 SIGNal THReshold Th...

Page 176: ...BAND OUTP SQU THR GCON GCON MODE ROUTe CLOSe STATe INP ATT DET OUTP SQU OUTP SQU CONT FUNC FREQ AFC MEM CONT RX OUTP BITAx OUTP BYTAx OUTP AUX MEAS TIME MEAS MODE INP ATT MODE OUTP VID MODE 1 FSCAN s...

Page 177: ...ties of the service request all bits should be set to 1 in enable registers SRE and ESE Examples see also Figure 5 5 Use command OPC to generate an SRQ Set bit 0 in the ESE Operation Complete Set bit...

Page 178: ...e of the SRQ 5 5 4 3 Error Queue Query Each error state in the device results in an entry in the error queue The entries of the error queue are detailed plain text error messages which can be queried...

Page 179: ...ply voltage DCL SDC Device Clear Selected Device Clear RST STATus PRESet CLS Effect Clear STB ESR yes yes Clear SRE ESE yes Clear PPE yes Clear EVENTt sections of the registers yes yes Clear ENABle se...

Page 180: ...EM510 Remote Control via LAN 4065 7763 32 01 00 5 144...

Page 181: ...anel of the device when line EXT_RST pin 23 of connector X12b is briefly grounded for example via pin 26 of connector X12b while the unit is on The data for the configuration of the LAN interface are...

Page 182: ...rror 4065 7940 02 Check external reference The EM510 is switched to external reference and there is no valid reference signal 6 2 2 Test Points There is a constant voltage and temperature check at man...

Page 183: ...Maintenance and Troubleshooting EM510 6 3 4065 7763 32 01 00...

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