Agilent Technologies E6380-90073 Manuale Utente
212
Chapter 1
GPIB Command Dictionary
MEASure subsystem
:AFRequency:AM <meas cmnd>
:AFRequency:AM?
: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).
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?
: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).
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.