Measurement Example: Demodulating An Fm Signal - R&S FSW-K7 User Manual

®
R&S FSW-K7
9 Measurement Example: Demodulating an
FM Signal
A practical example for a basic Analog Demodulation measurement is provided here. It
demonstrates how operating and measurement errors can be avoided using correct
configuration settings.
The measurement is performed using the following devices:
●
An R&S FSW with application firmware R&S FSW-K7: Analog Demodulation
●
A vector signal generator, e.g. R&S SMW
Signal
Generator
Figure 9-1: Test setup
Signal generator settings (e.g. R&S SMW):
Frequency:
Level:
Modulation:
Modulation frequency:
Frequency deviation:
Procedure:
1. Preset the R&S FSW.
2. Set the center frequency to 500 MHz.
3. Set the reference level to 0 dBm.
4. Select the MODE key and then the "Analog Demod" button.
By default, the FM Time Domain result display and a Result Summary are shown.
User Manual 1173.9240.02 ─ 23

Measurement Example: Demodulating an FM Signal

R&S FSW
500 MHz
-10 dBm
FM
10 kHz
50 kHz
170