An FM modulator has unmodulated carrier amplitude Ec = 20V, modulation index B = 1, and load resistance RL = 10 N. a) Find the power of the unmodulated carrier b) Find the power of the modulated carrier and each side frequencies c) Find the percentage of power containing containing info %3D [20 W] [41.5%] d) Sketeh the

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An FM modulator has unmodulated carrier amplitude Ec = 20V, modulation index B =
1, and load resistance RL = 1 N.
a) Find the power of the unmodulated carrier
b) Find the power of the modulated carrier and each side frequencies
c) Find the percentage of power containing containing info
d) Sketch the frequency spectrum of the FM signal (power in dBm vs. frequency)
e) What is the total transmitted power if B is reduced to 0.5?
[20 W]
[41.5%]
Transcribed Image Text:Signal An FM modulator has unmodulated carrier amplitude Ec = 20V, modulation index B = 1, and load resistance RL = 1 N. a) Find the power of the unmodulated carrier b) Find the power of the modulated carrier and each side frequencies c) Find the percentage of power containing containing info d) Sketch the frequency spectrum of the FM signal (power in dBm vs. frequency) e) What is the total transmitted power if B is reduced to 0.5? [20 W] [41.5%]
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