FETCh:CRTChannel:WQUality?

Last Updated: August 29, 2007

These commands return results for the Waveform Quality measurement. This measurement is in the Reverse Traffic Channel (RTCH) measurement suite.

FETCh:CRTChannel:WQUality[:PARTial]?

Queries the Reverse Traffic Channel measurement suite integrity and then the average results for Rho, Frequency Error, Time Error, Carrier Feedthrough, Phase Error, Magnitude Error, EVM.

Query Range:

Test Set Requirements: E6601A WCTS Program Version A.05 and above

Example:

' Query the average result for each waveform quality measurement.

TestSet.WriteString("FETCh:CRTChannel:WQUality?")

FETCh:CRTChannel:WQUality:ALL?

Queries the Reverse Traffic Channel measurement suite integrity, in addition to the statistical results for all of the following: Rho, Frequency Error, Time Error, Carrier Feedthrough, Phase Error, Magnitude Error, EVM. See Statistical Measurement Results.

Query Range:

Test Set Requirements: E6601A WCTS Program Version A.05 and above

Example:

' Query all the waveform quality results.

TestSet.WriteString("FETCh:CRTChannel:WQUality:ALL?")

FETCh:CRTChannel:WQUality:EVM:ALL?

Queries the Reverse Traffic Channel measurement suite integrity and statistical results for EVM. See Statistical Measurement Results. Measurement not yet implemented; these results are reserved for future use.

Query Range:

Test Set Requirements: E6601A WCTS Program Version A.05 and above

Example:

' Query the EVM results.

TestSet.WriteString("FETCh:CRTChannel:WQUality:EVM:ALL?")

FETCh:CRTChannel:WQUality:FEEDthrough:ALL?

Queries the Reverse Traffic Channel measurement suite integrity and statistical results for carrier feedthrough. See Statistical Measurement Results.

Query Range:

Test Set Requirements: E6601A WCTS Program Version A.05 and above

Example:

' Query the carrier feedthrough.

TestSet.WriteString("FETCh:CRTChannel:WQUality:FEEDthrough:ALL?")

FETCh:CRTChannel:WQUality:FERRor:ALL?

Queries the Reverse Traffic Channel measurement suite integrity and statistical results for frequency error. See Statistical Measurement Results.

Query Range:

Test Set Requirements: E6601A WCTS Program Version A.05 and above

Example:

' Query the frequency error.

TestSet.WriteString("FETCh:CRTChannel:WQUality:FERRor:ALL?")

FETCh:CRTChannel:WQUality:MERRor:ALL?

Queries the Reverse Traffic Channel measurement suite integrity and statistical results for magnitude error. See Statistical Measurement Results.

Query Range:

Test Set Requirements: E6601A WCTS Program Version A.05 and above

Example:

' Query the magnitude error.

TestSet.WriteString("FETCh:CRTChannel:WQUality:MERRor:ALL?")

FETCh:CRTChannel:WQUality:PERRor:ALL?

Queries the Reverse Traffic Channel measurement suite integrity and statistical results for phase error. See Statistical Measurement Results.

Query Range:

Test Set Requirements: E6601A WCTS Program Version A.05 and above

Example:

' Query phase error.

TestSet.WriteString("FETCh:CRTChannel:WQUality:PERRor:ALL?")

FETCh:CRTChannel:WQUality:RHO:ALL?

Queries the Reverse Traffic Channel measurement suite integrity and statistical results for Rho. See Statistical Measurement Results.

Query Range:

Test Set Requirements: E6601A WCTS Program Version A.05 and above

Example:

' Query rho.

TestSet.WriteString("FETCh:CRTChannel:WQUality:RHO?")

FETCh:CRTChannel:WQUality:TERRor:ALL?

Queries the Reverse Traffic Channel measurement suite integrity and  statistical results for timing error. See Statistical Measurement Results. Measurement not yet implemented; these results are reserved for future use.

Query Range:

Test Set Requirements: E6601A WCTS Program Version A.05 and above

Example:

' Query timing error.

TestSet.WriteString("FETCh:CRTChannel:WQUality:TERRor:ALL?")