TRACe:SPECtrum:AMPLitude:UNIT <char>

(Read-Write) Set and query the IQA spectrum viewed line units, regardless of the current Scale setting. The UNIT choice affects the following: Reference Level, Trigger Level, Limit Lines, and Marker annotation. This measurement is FFT (Fast Fourier Transform) based.

Relevant Modes

IQA

Parameters

<character>

The following are IQA (spectrum) only:

• DBM - dB milliWatts

• DBMV - dB milliVolts

• DBUV - dB microVolts

• DBMA - dB milliAmps

• DBUA - dB microAmps

• V - volts

• A  - amps

• W - watts

Examples

TRAC:SPEC:AMPL:UNIT W

TRAC:SPEC:AMPL:UNIT DBM

Query Syntax

TRAC:SPEC:AMPL:UNIT?

Return Type

Character

Default

DBM