Measurement Example: Demodulating an FM Signal
R&S
®
FSW-K7
164User Manual 1173.9240.02 ─ 17
Fig. 9-2: Default Analog Demodulation measurement result display
5.
Set the measurement time (AQT) to 1
ms in order to measure 10 periods of the sig-
nal.
6. Adjust the y-axis scaling to the measured frequency deviation automatically by
selecting the "Scale Config" softkey and, in the "Scaling" tab, setting "AF Auto
Scale" to "ON".
Fig. 9-3: Auto-scaled measurement of 10 signal periods (continuous)
7. Display the RF spectrum of the measured signal to determine the required demod-
ulation bandwidth. Select the "Display Config" softkey and add an "RF Spectrum"
window to the display.
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