Advertisement
AM/FM Metrics (SA Only and Option 355)
Using AM/FM Metrics
s
— Connect a test tone to the FieldFox SA Port 2 (Port 2)
— Press Measure >
Selecting FM Wide vs. FM Narrow does not effect the displayed waveforms
or metrics. But, if you are using the Audio Demod feature and listening to
the demodulated waveform, then select the appropriate FM type, because
the tones do differ based on the FM type selected. Refer to
page
Chapter 9, "SA (Spectrum Analyzer) Mode (Option 233–Mixed
Analyzers)FUTURE"
— Then Freq/Dist
— Set
— Optionally, adjust the
— Optionally, Freq/Dist >
634
Analog Demod Tune & Listen
632.
and to
Left display - Frequency Spectrum (Power vs. Frequency)
Right display - Demodulated waveform vs. time where
the width of the demod window.
>
Center
Freq Span
so that all sidebands above -60 dB are displayed in the left
window.
AF Res BW
"SA (Spectrum Analyzer) Mode (Option 233–Mixed Analyzers)FUTURE"
and
"AF RBW (Audio-Frequency Resolution BW)" on page
you are in Analog Demodulation mode, so you can enable Tune & Listen
sweeps in between your Analog Demod sweeps
Metrics are displayed in the AM/FM Modulation Metrics table on the
FieldFox. For AM and FM Metrics examples, refer to
Figure 27-8 on page
643.
"Analog Demod" on page
to set the carrier frequency.
to better iden side bands. Le
Tune & Listen
OFF. Tune & Listen can be set when
Keysight N9915-90020 User's Guide
>
Analog Demod
Table 27-1 on
174.
Demod SwpT
sets
Chapter 9,
188.
Figure 27-1
through
Advertisement
Chapters
