SA (Spectrum Analyzer) Mode (Option 233–Mixed Analyzers)
SA Mode Settings
— More – FM and FM Stereo only. Opens a softkey menu to
enable/disable the De-Emphasis softkeys.
——De-Emphasis OFF ON
– Enables/disables the de-emphasis
applied to the demodulated signal.
——De-Emphasis T
– Sets the amount of de-emphasis applied to
the demodulated signal.
Setting the Marker Counter Gate Softkey
When AM Metric or FM Metric are selected, you can choose from the
following:
—Press Marker
> Peak
—Press Mkr->/Tools > More > Mkr Properties > Counter Gate – Sets the AM
or FM Tune & Listen demodulated signal’s counter window time
(Minimum = 1 ms and Maximum = 2s; default = 100 ms).
The Counter Gate softkey is not available when AM Tune & Listen, FM
(narrow) Tune & Listen, or FM (wide) Tune & Listen are enabled. Refer to
Figure 9-8 on page 177.
See also, “How to use Marker Functions” on page 659.
Figure 9-5 AM DSB (Metrics) – Demodulation Waveform
Keysight N9938-90003 User's Guide
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