254 Chapter5
Language Reference
MEASure Group of Commands
Timebase Frequency Measurement
The general functionality of CONFigure, FETCh, MEASure, and READ
are described at the beginning of this section. See the
SENSe:TBFRequency commands for more measurement related
commands.
You must be in the Service mode to use these commands. Use
INSTrument:SELect to set the mode.
:CONFigure:TBFRequency
:FETCh:TBFRequency[n]?
:READ:TBFRequency[n]?
:MEASure:TBFRequency[n]?
Remarks: For auto adjustment of the internal frequency reference
(10 MHz timebase), use the
CALibration:FREQuency:REFerence:AADJust
command after this measurement has been selected.
Front Panel
Access:
Measure, Timebase Freq
After the measurement is selected, press Restore Meas
Defaults to restore factory defaults.
Measurement Results Available
n Results Returned
0 Not valid
not specified or n=1 Returns 3 scalar results:
1. RF input average amplitude
2. Average frequency error
3. Adjustment in process (returns 1 if an adjustment is being performed,
returns 0 if no adjustment is in process)
2 Frequency error stripchart trace data.
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