FETCh:TWQuality

Last updated: 2010-04-26

For more information on the GPIB Command conventions, see GPIB Command conventions.

For the waveform quality measurement description, see Waveform Quality Measurement.

FETCh:TWQuality[:ALL]?

Function

Queries all the waveform quality measurements results.

Measurement results are returned in the following order: Integrity, Average RMS EVM, Average Frequency Error, Average Origin Offset, Average Phase Error, Average  Magnitude Error, Average Time Error, Maximum PCDE.

Query

Integrity (see Integrity Indicator)

Average RMS (Root Mean Square) EVM

  • Range: Positive Float Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: %

Average Frequency Error

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: Hz

Average Origin Offset

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: dBc

Average Phase Error

  • Range: -180 to 180, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: Degree

Average Magnitude Error

  • Range: Positive Float Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: %

Average Timing Error

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: Chip

Maximum Peak Code Domain Error

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: dB

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:ALL?"

FETCh:TWQuality:EVM[:AVERage]?

Function

Queries the average RMS EVM when the Multi-Measurement Count State is ON.

Query

Range: Positive Float Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: %

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:AVERage?"

FETCh:TWQuality:EVM:ALL?

Function

Queries all the RMS EVM measurement results, which are returned in the following order: minimum, maximum, average and standard deviation RMS EVM.

Query

Minimum EVM

  • Range: Positive Float Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: %

Maximum EVM

  • Range: Positive Float Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: %

Average EVM

  • Range: Positive Float Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: %

Standard Deviation EVM

  • Range: Positive Float Value, 9.91 E+37 (NAN)

  • Resolution: 0.001

  • Unit: %

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:ALL?"

FETCh:TWQuality:EVM:MAXimum?

Function

Queries the RMS maximum EVM when the Multi-Measurement Count State is ON.

Query

Range: Positive Float Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: %

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:MAXimum?"

FETCh:TWQuality:EVM:MINimum?

Function

Queries the RMS minimum EVM when the Multi-Measurement Count State is ON.

Query

Range: Positive Float Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: %

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:MINimum?"

FETCh:TWQuality:EVM:SDEViation?

Function

Queries the RMS EVM Standard Deviation when the Multi-Measurement Count State is ON.

Query

Range: Positive Float Value, 9.91 E+37 (NAN)

Resolution: 0.001

Unit: %

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:SDEViation?"

FETCh:TWQuality:EVM:PEAK[:AVERage]?

Function

Queries the average peak EVM when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: %

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:PEAK:AVERage?"

FETCh:TWQuality:EVM:PEAK:ALL?

Function

Queries all the peak EVM results, which are returned in the following order: minimum, maximum, average and standard deviation peak EVM.

Query

Minimum

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: %

Maximum

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: %

Average

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: %

Standard Deviation

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.001

  • Unit: dB

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:PEAK:ALL?"

FETCh:TWQuality:EVM:PEAK:MAXimum?

Function

Queries the maximum peak EVM when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: %

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:PEAK:MAXimum?"

FETCh:TWQuality:EVM:PEAK:MINimum?

Function

Queries the minimum peak EVM when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: %

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:PEAK:MINimum?"

FETCh:TWQuality:EVM:PEAK:SDEViation?

Function

Queries the Standard deviation peak EVM when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.001

Unit: dB

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:EVM:PEAK:SDEViation?"

FETCh:TWQuality:FERRor[:AVERage]?

Function

Queries the average frequency error when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: Hz

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:FERRor:AVERage?"

FETCh:TWQuality:FERRor:ALL?

Function

Queries the frequency error measurements when the Multi-Measurement Count State is ON.

Results are returned in the following order: minimum, maximum, average, standard deviation and worst case frequency error.

Query

Minimum Frequency Error

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: Hz

Maximum Frequency Error

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: Hz

Average Frequency Error

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: Hz

Standard Deviation Frequency Error

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.001

  • Unit: Hz

Worst Case Frequency Error

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: Hz

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:FERRor:ALL?"

FETCh:TWQuality:FERRor:MAXimum?

Function

Queries the maximum frequency error when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: Hz

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:FERRor:MAXimum?"

FETCh:TWQuality:FERRor:MINimum?

Function

Queries the minimum frequency error when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: Hz

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:FERRor:MINimum?"

FETCh:TWQuality:FERRor:SDEViation?

Function

Queries the standard deviation of frequency error results when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.001

Unit: Hz

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:FERRor:SDEViation?"

FETCh:TWQuality:FERRor:WORSt?

Function

Queries the worst case frequency error. (The test set returns either the Minimum or Maximum Frequency Error result, whichever is furthest from zero).

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: Hz

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:FERRor:WORSt?"

FETCh:TWQuality:ICOunt?

Function

Queries the intermediate count of measurements completed in a multi-measurement.

Query

Range: 0 to 999

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCH:TWQuality:ICOUNT?"

FETCh:TWQuality:INTegrity?

Function

Queries the measurement integrity indicator for the last waveform quality measurement completed.

Zero indicates a normal measurement.

Query

Range: see Integrity Indicator

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCH:TWQuality:INTegrity?"

FETCh:TWQuality:OOFFset[:AVERage]?

Function

Queries the average origin offset when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: dBc

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:OOFFset:AVERage?"

FETCh:TWQuality:OOFFset:ALL?

Function

Queries the origin offset measurement results when the Multi-Measurement Count State is ON. The results are returned in the following order: minimum, maximum, average, standard deviation origin offset.

Query

Minimum Origin Offset

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: dBc

Maximum Origin Offset

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: dBc

Average Origin Offset

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.01

  • Unit: dBc

Standard Deviation Origin Offset

  • Range: Measured Value, 9.91 E+37 (NAN)

  • Resolution: 0.001

  • Unit: dB

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:OOFFset:ALL?"

FETCh:TWQuality:OOFFset:MAXimum?

Function

Queries the maximum origin offset when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: dBc

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:OOFFset:MAXimum?"

FETCh:TWQuality:OOFFset:MINimum?

Function

Queries the minimum origin offset when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.01

Unit: dBc

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:OOFFset:MINimum?"

FETCh:TWQuality:OOFFset:SDEViation?

Function

Queries the standard deviation origin offset when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37 (NAN)

Resolution: 0.001

Unit: dB

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:OOFFset:SDEViation?"

FETCh:TWQuality:PCERror[:ALL]?

Function

Queries the peak code domain error results. There are three number returned for each measurement and the results are returned in the following order: peak code domain error maximum result, channelization code  and spreading factor .

Query

Peak Code Domain Error Maximum

  • Range: Measured Value, 9.91 E+37

  • Resolution: 0.01

  • Unit: dB

Channelization Code

  • Range: 1, 2, 4, 8, 16 or -1 (None)

Spread Factor

  • Range: 1, 2, 4, 8, 16 or -1 (None)

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:PCERror:ALL?"

FETCh:TWQuality:PCERror:CHANnel?

Function

Queries the  Channelization Code (K) and Spread Factor (SF) for the Peak Code Domain Error result orderly.

Query

Range: 1, 2, 4, 8, 16 or -1 (None)

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:PCERror:CHANnel?"

FETCh:TWQuality:PCERror:MAXimum?

Function

Queries the Maximum Peak Code Domain Error when the Multi-Measurement Count State is ON.

Query

Range: Measured Value, 9.91 E+37

Resolution: 0.01

Unit: dB

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:PCERror:MAXimum?"

FETCh:TWQuality:PERRor[:AVERage]?

Function

Queries the average phase error when the Multi-Measurement Count State is ON.

Query

Range: -180 to 180 degrees, 9.91 E+37

Resolution: 0.01

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:PERRor:AVERage?"

FETCh:TWQuality:PERRor:ALL?

Function

Queries the phase error measurement results, which are returned in the following order: minimum, maximum, average and standard deviation phase error.

Query

Minimum Phase Error

  • Range: -180 to 180 degrees, 9.91 E+37

  • Resolution: 0.01

Maximum Phase Error

  • Range: -180 to 180 degrees, 9.91 E+37

  • Resolution: 0.01

Average Phase Error

  • Range: -180 to 180 degrees, 9.91 E+37

  • Resolution: 0.01

Standard Deviation Phase Error

  • Range: -180 to 180 degrees, 9.91 E+37

  • Resolution: 0.001

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:PERRor:ALL?"

FETCh:TWQuality:PERRor:MAXimum?

Function

Queries the maximum phase error when the Multi-Measurement Count State is ON.

Query

Range: -180 to 180 degrees, 9.91 E+37

Resolution: 0.01

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:PERRor:MAXimum?"

FETCh:TWQuality:PERRor:MINimum?

Function

Queries the minimum phase error when the Multi-Measurement Count State is ON.

Query

Range: -180 to 180 degrees, 9.91 E+37

Resolution: 0.01

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:PERRor:MINimum?"

FETCh:TWQuality:PERRor:SDEViation?

Function

Queries the standard deviation phase error when the Multi-Measurement Count State is ON.

Query

Range: -180 to 180 degrees, 9.91 E+37

Resolution: 0.001

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:PERRor:SDEViation?"

FETCh:TWQuality:MERRor[:AVERage]?

Function

Queries the Average Magnitude Error when the Multi-Measurement Count State is ON.

Query

Range: 0 to 99%, 9.91 E+37

Resolution: 0.01

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:MERRor:AVERage?"

FETCh:TWQuality:MERRor:ALL?

Function

Queries the Magnitude Error results, which are returned in the following order: minimum, maximum, average, standard deviation magnitude error.

Query

Minimum Magnitude Error

  • Range: 0 to 99%, 9.91 E+37

  • Resolution: 0.01

Maximum Magnitude Error

  • Range: 0 to 99%, 9.91 E+37

  • Resolution: 0.01

Average Magnitude Error

  • Range: 0 to 99%, 9.91 E+37

  • Resolution: 0.01

Standard Deviation Magnitude Error

  • Range: 0 to 99%, 9.91 E+37

  • Resolution: 0.001

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:MERRor:ALL?"

FETCh:TWQuality:MERRor:MAXimum?

Function

Queries the Maximum Magnitude Error when the Multi-Measurement Count State is ON.

Query

Range: 0 to 99%, 9.91 E+37

Resolution: 0.01

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:MERRor:MAXimum?"

FETCh:TWQuality:MERRor:MINimum?

Function

Queries the Minimum Magnitude Error when the Multi-Measurement Count State is ON.

Query

Range: 0 to 99%, 9.91 E+37

Resolution: 0.01

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:MERRor:MINimum?"

FETCh:TWQuality:MERRor:SDEViation?

Function

Queries the Standard Deviation Magnitude Error when the Multi-Measurement Count State is ON.

Query

Range: 0 to 99%, 9.91 E+37

Resolution: 0.01

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:MERRor:SDEViation?"

FETCh:TWQuality:TERRor[:AVERage]?

Function

Queries the Average Timing Error when the Multi-Measurement Count State is ON.

Query

Range: -99.99 to 99.99 chips, 9.91 E+37

Resolution: 0.01 chips

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:TERRor:AVERage?"

FETCh:TWQuality:TERRor:ALL?

Function

Queries the timing error results in the following order:  Minimum, Maximum, Average, Std Deviation and Worst timing error.

Query

Minimum Timing Error

  • Range: -99.99 to 99.99 chips, 9.91 E+37

  • Resolution: 0.01 chips

Maximum Timing Error

  • Range: -99.99 to 99.99 chips, 9.91 E+37

  • Resolution: 0.01 chips

Average Timing Error

  • Range: -99.99 to 99.99 chips, 9.91 E+37

  • Resolution: 0.01 chips

Standard Deviation Timing Error

  • Range: -99.99 to 99.99 chips, 9.91 E+37

  • Resolution: 0.001 chips

Worst Timing Error

  • Range: -99.99 to 99.99 chips, 9.91 E+37

  • Resolution: 0.001 chips

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:TERRor:ALL?"

FETCh:TWQuality:TERRor:MAXimum?

Function

Queries the maximum timing error when the Multi-Measurement Count State is ON.

Query

Range: -99.99 to 99.99 chips, 9.91 E+37

Resolution: 0.01 chips

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:TERRor:MAXimum?"

FETCh:TWQuality:TERRor:MINimum?

Function

Queries the minimum timing error when the Multi-Measurement Count State is ON.

Query

Range: -99.99 to 99.99 chips, 9.91 E+37

Resolution: 0.01 chips

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:TERRor:MINimum?"

FETCh:TWQuality:TERRor:SDEViation?

Function

Queries the Standard Deviation Timing Error when the Multi-Measurement Count State is ON.

Query

Range: -99.99 to 99.99 chips, 9.91 E+37

Resolution: 0.001 chips

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:TERRor:SDEViation?"

FETCh:TWQuality:TERRor:WORSt?

Function

Queries the worst case timing error. (The test set returns either the Minimum or Maximum Timing Error result, whichever is furthest from zero).

Query

Range: -99.99 to 99.99 chips, 9.91 E+37

Resolution: 0.001 chips

Requirements

Test Application Revision: A.01.00 and above

Programming Example

"FETCh:TWQuality:TERRor:WORSt?"