
Electronic Communication Systems 2nd Edition by Roy Blake
Edition 2ISBN: 978-0766826847
Electronic Communication Systems 2nd Edition by Roy Blake
Edition 2ISBN: 978-0766826847 Exercise 11
A PM signal has a modulation index of 2, with a modulating signal that has an amplitude of 100 mV and a frequency of 4 kHz. What would be the effect on the modulation index of:
(a) changing the frequency to 5 kHz
(b) changing the voltage to 200 mV
(a) changing the frequency to 5 kHz
(b) changing the voltage to 200 mV
Explanation
The modulating frequency is,
The modul...
Electronic Communication Systems 2nd Edition by Roy Blake
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