3 VMA Mode
3.2 Custom OFDM Measurement
Auto Scale at Restart
Enable and disable automatic Y Auto Scale with measurement restart:
–
ON – Does automatic Y Auto Scale when measurement is restarted, to let you
see the complete trace
–
OFF – Does not do automatic Y Auto Scale when measurement is restarted, to
retain user setting for Y scale
Remote Command
:DISPlay:OFDM:Y[:SCALe]:AUTO:RESTart 0 | 1 | OFF | ON
:DISPlay:OFDM:Y[:SCALe]:AUTO:RESTart?
Example
:DISP:OFDM:Y:AUTO:REST ON
:DISP:OFDM:Y:AUTO:REST?
Preset OFF
State Saved Yes
Range On | Off
Ref Value
Specifies the amplitude of a signal displayed on the reference graticule line. The
reference line is at the top, center, or bottom of the graticule, depending on the
value of "Ref Position" on page 421.
Applies only to the selected window. If the table type window is selected, this
control is unavailable. The functionality depends on the selected window.
Remote Command
:DISPlay:OFDM:WINDow[1]|2|…|6:Y[:SCALe]:RLEVel <real>
:DISPlay:OFDM:WINDow[1]|2|…|6:Y[:SCALe]:RLEVel?
Example
:DISP:OFDM:WIND3:Y:RLEV 20
Set the Y ref value of the third window to 20
:DISP:OFDM:WIND3:Y:RLEV?
Query the Y ref value of the third window
Preset Depends on trace data
State Saved Saved in instrument state
Min -9.9E+37
Max 9.9E+37
Annotation The reference value is displayed above the graticule with the title “Ref Value”
Vector Modulation Analyzer Mode User's &Programmer's Reference 420
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