Agilent Technologies E6380-90073 Manuale Utente

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Chapter 1
 
GPIB Command Dictionary
MEASure subsystem
:AFRequency:AM <meas cmnd>
:AFRequency:AM?
These commands set/query the AM depth measurement. To use this 
measurement you must select either the AM Mod or AM Demod audio 
source (AFAN:INP).
Syntax
MEAS:AFR:AM <meas cmd> 
MEAS:AFR:AM? !returns real value
Example
MEAS:AFR:AM:METer ON !displays the measurement in the meter
Screen/field equivalent
MEAS:AFR:AM? reads the 
AM Depth
 measurement field on the AF 
ANALYZER screen when the 
AF Anl In
 field is set to 
AM Mod
, or 
AM 
Demod
. This measurement is also displayed on the RF ANALYZER and 
RF GENERATOR screens.
:AFRequency:DCAM <meas cmnd>
:AFRequency:DCAM?
These commands set/query the DC AM measurement. To use this 
measurement, you must have the DC level measurement selected (see 
MEAS:AFR:SEL on page  216), and you must be using the AM Demod 
or AM Mod audio source (see AFAN:INP on page  59).
Syntax
MEAS:AFR:DCAM <meas cmd> 
MEAS:AFR:DCAM? !returns a real value
Example
MEAS:AFR:DCAM:AVERage 4 !averages DCAM over 4 measurements
MEAS:AFR:DCAM? 
!returns the measured value
Screen/field equivalent
MEAS:AFR:DCAM? reads the 
DC Level
 (%) measurement field on the 
AF ANALYZER screen when the 
AF Anl In
 field is set to 
AM Mod
, or 
AM 
Demod
. This measurement is also displayed on the RF GENERATOR 
and RF ANALYZER screens.