Gets the attenuation, in dB, relative to the SetExternalAttenuation(string, double) method. Use this method to compensate for the variations in external attenuation when offset segments are spread wide in frequency.

Syntax

Namespace: NationalInstruments.RFmx.SpecAnMX

public int GetOffsetRelativeAttenuation(string selectorString, out double value)

Remarks

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

Parameters

NameTypeDescription
selectorStringstring

Specifies the offset number. Example: "offset0". You can use the BuildOffsetString2(string, int) method to build the selector string.

valueout double

Upon return, contains the attenuation, in dB, relative to the SetExternalAttenuation(string, double) method.

Returns

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