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1. A device with input x(t) and y(t) is characterized by y(t) = x2(t). An FM signal with frequency deviation of 90 kHz and modulating signal bandwidth of 5 kHz is applied to this device. The bandwidth of the output signal is





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  • By: guest on 01 Jun 2017 11.49 pm
    If we square the signal, bandwidth will becomes double. B.W. for x(t) = 2(90 + 5) = 190 kHz for x2(t) = 2 x 190 380 kHz.
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