Functions and Measurements
Demodulate the AM/FM signal
84
Demodulate the AM/FM signal
The N932xC spectrum analyzer provides the AM/FM demodulation
function for the AM/FM signal demodulation.
Demodulating an AM Signal
The demodulation function allows you to demodulate and hear
signal information displayed on the analyzer.
Simply place a marker on a signal of interest, set the analyzer in
zero span, activate AM demodulation, turn the speaker on, and
then listen.
1
Press
Preset
. (With
Preset Type
of
DFT
)
2
Connect an antenna to the RF IN connector.
3
Select a frequency range on the analyzer. For example, the
frequency range for AM broadcasts in the United States is 550 to
1650 kHz:
Press
Frequency > Start Freq > 550 > kHz > Stop Freq > 1650> kHz
.
4
Place a marker on the signal of interest:
Press
Peak Search > Next Right Pk
or
Next Left Pk
5
Set the frequency of interest to center frequency:
Press
Marker > Marker To > To Center
.
6
Change the resolution bandwidth to 100 kHz:
Press
BW > 100 > kHz
.
7
Press
Span > Zero Span
8
Press
Sweep > Sweep Time > 10 s
to set the sweep time.
8
Set the detector type and turn on AM demodulation:
Press
Trace/Det > Detector > Sample
.
Press
Marker > Function > Demod
Press
Demod Setting > Demod Type AM
Содержание N9321C
Страница 36: ...Getting Started Helpful Tips 28 ...
Страница 110: ...Functions and Measurements Files Operation 102 ...
Страница 180: ...Key Reference Trace Det 172 ...
Страница 212: ...Menu Maps Name Editor Menu 204 Name Editor Menu ABCDEFG HIJKLMN Return OPQRSTU VWXYZ Name ...
Страница 214: ...Menu Maps SPAN Menu 206 SPAN Menu Span Span Full Span Zero Span Last Span ...
Страница 216: ...Menu Maps Trace Det Menu 208 ...
Страница 219: ......