Chapter 3 129
Mode
Adjacent Channel Power—ACP (I&M) Measurement
Mode
the size, i.e. 314. After this is the data in a comma separated list:
–6.4232e+01: Primary Channel Power (in dBm)
7.130e+03: Primary Channel Frequency Error (in Hz)
–1.5241e+01: Low Adjacent Channel Power (in dBc)
...
1.955000000e+09: Primary Channel Center Frequency (in Hz)
AMPTD Y Scale
AMPTD Y Scale activates the reference level function, and accesses the amplitude menu
keys. The amplitude menu keys set functions that affect the way data on the vertical axis
is displayed or corrected.
Autoscale
Executes an automatic scaling of the
Reference Level setting. Autoscale is a front-panel
only function and has no remote command.
Mode Channel Analyzer (CHAN)
Remote Command :CALCulate:DATA?
Example CONF:ACP selects the ACP measurement.
INIT:IMM starts a measurement cycle.
*OPC? holds off the return of data until the above commands
have completed.
:CALC:DATA? returns the current measurement data.
Notes You must be in the Channel Analyzer mode to use this query. Use
INSTrument:SELect CHAN to set the mode.
Key Path
N/A. Function is only available remotely.
Mode: SA
Key Path Front-panel key
Mode SA
Key Path
AMPTD Y Scale, Autoscale
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