82 Chapter2
Making Measurements
Example 6: AM and FM Demodulation
Figure 2-26 AM and FM Demodulation Test Setup
Set the start and stop frequencies
2. Tune to the FM band by setting the start frequency of the spectrum
analyzer to 88 MHz, and the stop frequency to 108 MHz:
a. Press
FREQUENCY.
b. Press
START FREQ; enter 88 MHz.
c. Press
STOP FREQ; enter 108 MHz (see Figure 2-27).
Figure 2-27 FM Band
Set a marker
3. To demodulate an FM signal, you must activate a marker before you
turn on the demodulator. For your convenience, the AM and FM
demodulation menu contains the marker functions.
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