RFmx Demod 19.1 Help

Edition Date: October 2019

Part Number: 374641M-01

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int32 __stdcall RFmxDemod_CfgReferenceLevel (niRFmxInstrHandle instrumentHandle, char selectorString[], float64 referenceLevel);


Configures the reference level that represents the maximum expected power of an RF input signal.


Name Type Description
instrumentHandle niRFmxInstrHandle Specifies the RFmx session. You can obtain this parameter from the RFmxDemod_Initialize function.
selectorString char[] Comprises the signal name. If you do not specify the signal name, the default signal instance is used.




You can use the RFmxDemod_BuildSignalString function to build the selector string.
referenceLevel float64 Specifies the reference level, which represents the maximum expected power of the RF input signal. This value is expressed in dBm for RF devices and Vpk-pk for baseband devices.

Return Value

Name Type Description
status int32 Returns the status code of this operation. The status code either indicates success or describes an error or warning condition. Examine the status code from each call to an RFmx function to determine if an error has occurred.

To obtain a text description of the status code and additional information about the error condition, call the RFmxDemod_GetError function.

The general meaning of the status code is as follows:

Value Meaning
0 Success
Positive Values Warnings
Negative Values Errors


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