FETCh:ORFSpectrum

FETCh:ORFSpectrum

Last updated: December 3, 2008

GPIB Command Conventions

FETCh:ORFSpectrum[:ALL]?

Function

GSM TA

Queries integrity indicator, TX carrier power, up to eight comma-separated output RF spectrum due to switching (max) results, 30 kHz bandwidth power, and up to 22 output RF spectrum due to modulation (average) results.

The SETup:ORFSpectrum:SWITching:FREQuency[:OFFSet] command sets up the number of output RF spectrum due to switching offsets that are turned on and their frequency values. The SETup:ORFSpectrum:SWITching:FREQuency:POINts? queries the number of output RF spectrum due to switching points that are turned on, indicating the number of output RF spectrum due to switching (max) values to expect when you FETCh results.

The SETup:ORFSpectrum:MODulation:FREQuency[:OFFSet] command sets up the number of output RF spectrum due to modulation offsets that are turned on and their frequency values. The SETup:ORFSpectrum:MODulation:FREQuency:POINts? command queries the number of output RF spectrum due to modulation points that are turned on, indicating the number of output RF spectrum due to modulation (average) values to expect when you FETCh results.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Integrity indicator

TX Carrier Power

  • Range: -100 dBm to +100 dBm and 9.91 E+37
  • Resolution: 0.01 dB

Output RF Spectrum Due to Switching (Max)

  • Range: -100 dBm to +100 dBm and 9.91 E+37
  • Resolution: 0.01 dB

30 kHz Bandwidth Power

  • Range: -100 dBm to +100 dBm and 9.91 E+37
  • Resolution: 0.01 dB

Output RF Spectrum due to Modulation (Average)

  • Range: -200 dB to +100 dB and 9.91 E+37
  • Resolution: 0.01 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:ICOunt?

Function

 GSM TA

Queries the intermediate count of ORFS multi-measurements completed. This number will climb to the number returned by SETup:ORFSpectrum:ICOunt:MAXimum? .

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: 0 to 30970

Resolution: 1

Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:INTegrity?

Function

 GSM TA

Queries the integrity indicator for the output RF spectrum analyzer measurement. Zero indicates a normal result.

See Integrity Indicator for descriptions of non-zero integrity indicators.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: See Integrity Indicator .

Resolution: 1
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:LIMit?

Function

 GSM TA

Queries both the ORFS switching and modulation offset results for an overall pass/fail result.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: 0 (pass), 1 (fail), and 9.91 E+37 (NAN)
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:LIMit:ALL?

Function

 GSM TA Queries the results for all enabled ORFS due to switching offsets and enabled ORFS due to modulation offsets.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

For each switching enabled result the following is returned in a comma-separated:

  • 0 (pass), 1 (fail), and 9.91 E+37 (NAN)
  • limit used

For each modulation enabled result the following is returned in a comma-separated:

  • 0 (pass), 1 (failed due to relative limit), -1 (failed due to absolute limit) and 9.91 E+37 (NAN)
  • relative limit used (in dB)
  • absolute limit used (in dBm)
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:MODulation[:ALL][:AVERage]?

Function

GSM TA

Queries 30 kHz BW Power, and up to 22 comma-separated output RF spectrum due to modulation (average) results.

The SETup:ORFSpectrum:MODulation:FREQuency[:OFFSet] command sets up the number of output RF spectrum due to modulation offsets that are turned on and their frequency values. The SETup:ORFSpectrum:MODulation:FREQuency:POINts? command queries the number of output RF spectrum due to modulation points that are turned on, indicating the number of output RF spectrum due to modulation (average) values to expect when you FETCh output RF spectrum due to modulation results.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

TX Carrier Power

  • Range: -100 dBm to +100 dBm and 9.91 E+37
  • Resolution: 0.01 dB

30 kHz Bandwidth Power

  • Range: -100 dBm to +100 dBm and 9.91 E+37
  • Resolution: 0.01 dB

Output RF Spectrum due to Modulation (Average)

  • Range: -200 dB to +100 dB and 9.91 E+37
  • Resolution: 0.01 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:MODulation[:ALL]:SDEViation?

Function

GSM TA

Queries 30 kHz BW Power, and the standard deviation of the power level of up to 22 frequency offsets.

The SETup:ORFSpectrum:MODulation:FREQuency[:OFFSet] command sets up the number of output RF spectrum due to modulation offsets that are turned on and their frequency values. The SETup:ORFSpectrum:MODulation:FREQuency:POINts? command queries the number of output RF spectrum due to modulation points that are turned on, indicating the number of output RF spectrum due to modulation (average) values to expect when you FETCh output RF spectrum due to modulation results.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: 0 to 150 and 9.91E+37 (NAN)

Resolution: 0.001

Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above

Programming Example:

 
OUTPUT 714;"FETCh:ORFSpectrum:MODulation[:ALL]:SDEViation?
! Queries the 30 kHz bandwidth power and the standard deviation of up to 22 offsets.

FETCh:ORFSpectrum:MODulation:FREQuency[:OFFSet][:AVERage]?

Function

GSM TA

Queries the ORFS due to modulation measurement, allowing frequency offset values to be appended to the command. Returns ORFS due to modulation (average) measurements at the frequencies listed, in the order they are listed.

Frequencies must have a one-to-one correspondence to ORFS due to modulation frequency offsets that are currently turned on. Frequencies must be separated by commas. (See SETup:ORFSpectrum:MODulation:FREQuency[:OFFSet] for the command that turns on frequency offsets.)

Each frequency value is (optionally) followed by: HZ|KHZ|MHZ|GHZ . The default unit is HZ (hertz).

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: -200 dB to +100 dB and 9.91E+37 (NAN)

Resolution: 0.001 dB
Requirements

GSM/GPRS/
EGPRS TA

Revision: A.06 and above

GSM/GPRS/ EGPRS LA

 Revision: D.03 and above

Programming Example

 
OUTPUT 714;"FETCh:ORFSpectrum:MODulation:FREQuency? 200 KHZ, 400 KHZ" 
! Returns the ORFS due to modulation (average) measurement results at the 
! 200 kHz and 400 kHz offsets only, assuming these offsets are turned on.

FETCh:ORFSpectrum:MODulation:FREQuency[:OFFSet]:SDEViation?

Function

GSM TA

Queries the ORFS due to modulation measurement, allowing frequency offset values to be appended to the command. Returns ORFS due to modulation standard deviation of measurements at the frequencies listed, in the order they are listed.

Frequencies must have a one-to-one correspondence to ORFS due to modulation frequency offsets that are currently turned on. Frequencies must be separated by commas. (See SETup:ORFSpectrum:MODulation:FREQuency[:OFFSet] for the command that turns on frequency offsets.)

Each frequency value is (optionally) followed by: HZ|KHZ|MHZ|GHZ. The default unit is HZ (hertz).

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: 0 dB to +150 and 9.91 E+37 (NAN)

Resolution: 0.001

Requirements GSM/GPRS/
EGPRS TA

Revision: A.06 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

Programming Example

 
OUTPUT 714;"FETCH:ORFSectrum:MODulation:FREQuency:SDEV? 200 KHZ, 400 KHZ" 
! Returns the ORFS due to modulation standard deviation of the measurement results 
! at the 200 kHz and 400 kHz offsets only, assuming these offsets are turned on.

FETCh:ORFSpectrum:MODulation:LIMit?

Function

 GSM TA

Queries the ORFS modulation offset results for an overall pass/fail result.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: 0 (pass), 1 (fail), and 9.91 E+37 (NAN)
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:MODulation:LIMit:ALL?

Function

 GSM TA Queries the results for all enabled ORFS due to modulation offsets.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

For each modulation enabled result the following is returned in a comma-separated:

  • 0 (pass), 1 (failed due to relative limit), -1 (failed due to absolute limit), and 9.91E+37 (NAN)
  • relative limit used (in dB)
  • absolute limit used (in dBm)
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:POWer?

Function

 GSM TA

Returns the TX carrier power measurement result from the last ORFS measurement. This measurement is made using the method described in the Transmit Power Measurement Description .

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: -100 dBm to +100 dBm and 9.91 E+37 (NAN)

Resolution: 0.01 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

Programming Example

 
OUTPUT 714;"FETCH:ORFSPECTRUM:POWER:TXPOWER?" 
! Returns TX carrier power.

FETCh:ORFSpectrum:POWer:BWIDth[:AVERage]?

Function

 GSM TA

Queries the average ORFS 30 kHz bandwidth power measurement. See Output RF Spectrum Measurement Description .

GPRS TA
EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: -100 dBm to +100 dBm and 9.91 E+37 (NAN)

Resolution: 0.01 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:POWer:BWIDth:SDEViation?

Function

 GSM TA

Queries the standard deviation of the ORFS 30 kHz bandwidth power measurement. See Output RF Spectrum Measurement Description .

GPRS TA
EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: 0 dB to +150 and 9.91E+37 (NAN)

Resolution: 0.001

Requirements GSM/GPRS/
EGPRS TA

Revision: A.06 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:SWITChing[:ALL][:MAXimum]?

Function

 GSM TA

Queries output RF spectrum due to switching (maximum) measurement results at all frequency offsets currently turned on (there can be up to eight).

The SETup:ORFSpectrum:SWITching:FREQuency[:OFFSet] command sets up the number of output RF spectrum due to switching offsets that are turned on and their frequency values. The SETup:ORFSpectrum:SWITching:FREQuency:POINts? queries the number of output RF spectrum due to switching points that are turned on, indicating the number of output RF spectrum due to switching (max) values to expect when you FETCh results.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: -100 dBm to +100 dBm and 9.91 E+37 (NAN)

Resolution: 0.01 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

Programming Example

 
OUTPUT 714;"FETCH:ORFSPECTRUM:SWITCHING:ALL:MAXIMUM?"  
! Returns the ORFS due to switching (maximum) measurement results at 
! all frequency offsets currently turned on.

FETCh:ORFSpectrum:SWITChing[:ALL]:AVERage?

Function

 GSM TA

Queries output RF spectrum due to switching (average) measurement results at all frequency offsets currently turned on (there can be up to eight).

The SETup:ORFSpectrum:SWITching:FREQuency[:OFFSet] command sets up the number of output RF spectrum due to switching offsets that are turned on and their frequency values. The SETup:ORFSpectrum:SWITching:FREQuency:POINts? queries the number of output RF spectrum due to switching points that are turned on, indicating the number of output RF spectrum due to switching values to expect when you FETCh results.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: -100 dBm to +100 dBm and 9.91 E+37 (NAN)

Resolution: 0.01 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

Programming Example

 
OUTPUT 714;"FETCH:ORFSPECTRUM:SWITCHING:ALL:AVERAGE?"  
! Returns the ORFS due to switching (average) measurement results at all 
! frequency offsets currently turned on.

FETCh:ORFSpectrum:SWITChing[:ALL]:SDEViation?

Function

 GSM TA

Queries output RF spectrum due to switching (standard deviation) measurement results at all frequency offsets currently turned on (there can be up to eight).

The SETup:ORFSpectrum:SWITching:FREQuency[:OFFSet] command sets up the number of output RF spectrum due to switching offsets that are turned on and their frequency values. The SETup:ORFSpectrum:SWITching:FREQuency:POINts? queries the number of output RF spectrum due to switching points that are turned on, indicating the number of output RF spectrum due to switching values to expect when you FETCh results.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: -100 dBm to +100 dBm and 9.91 E+37 (NAN)

Resolution: 0.01 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

Programming Example

 
OUTPUT 714;"FETCH:ORFSPECTRUM:SWITCHING:ALL:SDEVIATION?"  
! Returns the ORFS due to switching (standard deviation) measurement results 
! at all frequency offsets currently turned on.

FETCh:ORFSpectrum:SWITChing:FREQuency[:OFFSet][:MAXimum]?

Function

 GSM TA

Queries the ORFS due to switching measurement, allowing frequency offset values to be appended to the command. Returns ORFS due to switching (maximum) measurements at the frequencies listed, in the order they are listed.

Frequencies must have a one-to-one correspondence to ORFS due to switching frequency offsets that are currently turned on. Frequencies must be separated by commas. (See SETup:ORFSpectrum:SWITching:FREQuency[:OFFSet] for the command that turns on frequency offsets.)

Each value is (optionally) followed by: HZ|KHZ|MHZ|GHZ. The default unit is HZ (hertz).

GPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: -100 dB to +100 dB and 9.91 E+37 (NAN)

Resolution: 0.01 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

Programming Example

 
OUTPUT 714;"FETCH:ORFSPECTRUM:SWITCHING:FREQUENCY:OFFSET:MAXIMUM? 200 KHZ,400 KHZ" 
! Returns the ORFS due to switching (maximum) measurement results at the 200 kHz 
! and 400 kHz offsets only, assuming these offsets are turned on.

FETCh:ORFSpectrum:SWITChing:FREQuency[:OFFSet]:AVERage?

Function

 GSM TA

Queries the ORFS due to switching measurement, allowing frequency offset values to be appended to the command. Returns ORFS due to switching (average) measurements at the frequencies listed, in the order they are listed.

Frequencies must have a one-to-one correspondence to ORFS due to switching frequency offsets that are currently turned on. Frequencies must be separated by commas. (See SETup:ORFSpectrum:SWITching:FREQuency[:OFFSet] for the command that turns on frequency offsets.)

Each value is (optionally) followed by: HZ|KHZ|MHZ|GHZ. The default unit is HZ (hertz).

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: -100 dB to +100 dB and 9.91 E+37 (NAN)

Resolution: 0.01 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

Programming Example

 
OUTPUT 714;"FETCH:ORFSPECTRUM:SWITCHING:FREQUENCY:OFFSET:AVERAGE? 200 KHZ,400 KHZ" 
! Returns the ORFS due to switching (average) measurement results at the 200 kHz 
! and 400 kHz offsets only, assuming these offsets are turned on.

FETCh:ORFSpectrum:SWITChing:FREQuency[:OFFSet]:SDEViation?

Function

 GSM TA

Queries the ORFS due to switching measurement, allowing frequency offset values to be appended to the command. Returns ORFS due to switching (standard deviation) measurements at the frequencies listed, in the order they are listed.

Frequencies must have a one-to-one correspondence to ORFS due to switching frequency offsets that are currently turned on. Frequencies must be separated by commas. (See SETup:ORFSpectrum:SWITching:FREQuency[:OFFSet] for the command that turns on frequency offsets.)

Each value is (optionally) followed by: HZ|KHZ|MHZ|GHZ. The default unit is HZ (hertz).

GPRS TA
EGPRS TA
GSM/GPRS LA

EGPRS LA

Query

Range: 0 dB to +150 dB and 9.91 E+37 (NAN)

Resolution: 0.001 dB
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

Programming Example

 
OUTPUT 714;"FETCH:ORFSPECTRUM:SWITCHING:FREQUENCY:OFFSET:STDEVIATION? 200 KHZ,400 KHZ"
! Returns the ORFS due to switching (standard deviation) measurement results at 
! the 200 kHz and 400 kHz offsets only, assuming these offsets are turned on.

FETCh:ORFSpectrum:SWITching:LIMit?

Function

 GSM TA

Queries the ORFS switching offset results for an overall pass/fail result.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

Range: 0 (pass), 1 (fail), and 9.91 E+37 (NAN)
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above

FETCh:ORFSpectrum:SWITching:LIMit:ALL?

Function

 GSM TA Queries the results for all enabled ORFS due to switching offsets.

GPRS TA

EGPRS TA

GSM/GPRS LA

EGPRS LA

Query

For each switching enabled result the following is returned in a comma-separated:

  • 0 (pass), 1 (fail), and 9.91 E+37 (NAN)
  • limit used
Requirements GSM/GPRS/
EGPRS TA

Revision: A.01 and above
GSM/GPRS/ EGPRS LA

Revision: C.01 and above