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SIGLENT
40 User Manual
More demodulation analysis, please refer to AM/FM modulation analyzer in MA option.
2.2.8.2 Earphone
Set the status of the earphone. When it is on, the demodulated signal can be heard through the earphone
during the demodulation. By default, it is off.
2.2.8.3 Volume
Set the volume of the earphone.
Table 2-27 Volume
Parameter
Explanation
Default
6
Range
0 ~ 10
Unit
N/A
Knob Step
1
Direction Key Step
1
2.2.8.4 Demod Time
Set the time for the analyzer to complete a signal demodulation after each sweep.
If the Earphone is set to “On”, you will hear the demodulated signal through the earphone during the
demodulation. A longer demod dwell time is recommended for demodulating audio signals.
Table 2-28 Demod time
Parameter
Explanation
Default
5 s
Range
5 ms ~ 1000 s
Unit
ks, s, ms, us
Knob Step
0 ms ~ 100 ms, step = 1 ms
100 ms ~ 1 s, step = 10 ms
1 s ~ 10 s, step = 100 ms
10 s ~ 100 s, step = 1 s
100 s ~ 1000 s, step = 10 s
Direction Key Step
In 1-2-5 step sequence
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