
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 30
(a) In an indirecl-FM transmitter, what phase shift, in degrees, corresponds to a frequency-modulation index of 4.5
(b) Suppose a phase modulator is available with a maximum phase shift of 45 degrees. How can this phase shift be increased to the amount calculated in part (a) Draw a block diagram to illustrate.
Figure 5.35

(b) Suppose a phase modulator is available with a maximum phase shift of 45 degrees. How can this phase shift be increased to the amount calculated in part (a) Draw a block diagram to illustrate.
Figure 5.35

Explanation
(a)
Note that a circle has a revolution ...
Electronic Communication Systems 2nd Edition by Roy Blake
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