102 Chapter 3
Making Measurements
Modulation Rate Measurement
Figure 3-15 FM Modulation Rate Measurement Result
Signal Under Test: RF Frequency: 1.25 GHz; Amplitude: 0.0 dBm;
FM Deviation: 100 kHz; FM Rate: 400 Hz; Modulation: On.
Set the N5531S FM De-emphasis to None.
Figure 3-16 PM Modulation Rate Measurement Result
Signal Under Test:
RF Frequency: 1.25 GHz; Amplitude: 0.0 dBm;
PM Deviation: 1 rad; PM Rate: 800 Hz; Modulation: On.