8-40
Performance Tests
FSK Deviation Accuracy Performance Test (Option 1EP Only)
FSK Deviation Accuracy Performance Test (Option 1EP
Only)
Connect the Test Equipment
Figure 8-21. FM Deviation Accuracy Equipment Setup
Configure the Vector Signal Analyzer
1. Set the instrument mode; press:
a.
Instrument Mode, Digital Demodulation
b. demodulation setup, demod format, FSK 2 (or FSK 4), Return
c. symbol rate, 1.6 (or 3.2), kHz
d. result length, 10, sym
e. meas filter, Low Pass, Return
f. ref filter, rect, Return
g. more, normalize off
NOTE The symbol rate must be set to 1.6 kHz for 1200/2 FSK and 3.2 kHz for
6400/4 FSK.
2. Set the display mode, press:
Display, 4 grids quad.
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