Fetches the power trace for frequency count (Fcnt) measurement.

Syntax

Namespace: NationalInstruments.RFmx.SpecAnMX

public int FetchPowerTrace(string selectorString, double timeout, ref AnalogWaveform< float > powerTrace)

Remarks

This method maps to the RFmxSpecAn_FCntFetchPowerTrace() function in C.

Parameters

NameTypeDescription
selectorStringstring

Specifies the result name. Example: "", "result::r1". You can use the BuildResultString(string) method to build the selector string.

timeoutdouble

Specifies the timeout, in seconds, for fetching the specified measurement. Set this value to an appropriate time longer than expected for fetching the measurement. A value of -1 specifies that the method waits until the measurement is complete.

powerTraceref AnalogWaveform< float >

Upon return, contains the power trace.

Returns

Returns the status code of this method. The status code either indicates success or describes an error or warning condition.