A modulating signal is a square wave, as shown in Fig. 15.14.

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asked Jan 11, 2018 in Physics by sforrest072 (157,439 points) 61 411 949

A modulating signal is a square wave, as shown in Fig. 15.14.

The carrier wave is given by
(i) Sketch the amplitude modulated waveform
(ii) What is the modulation index?

1 Answer

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answered Jan 11, 2018 by mdsamim (213,225 points) 5 10 15
selected Jan 11, 2018 by sforrest072
 
Best answer

It can be observed from the given modulating signal that the amplitude of the modulating signal, Am = 1 V
It is given that the carrier wave c (t) = 2 sin (8πt)
Amplitude of the carrier wave, Ac = 2 V

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