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Frequency modulated signal is regarded as the phase modulated signal in which the modulating wave is differentiated before modulation.

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Frequency modulated signal is regarded as the phase modulated signal in which the modulating wave is differentiated before modulation.

(a) True

(b) False

The question was asked during an interview for a job.

Origin of the question is Angle modulation in division Modulation Techniques for Mobile Radio of Wireless/Mobile

1 Answer

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Best answer
Right choice is (b) False

Easy explanation: Frequency modulated signal is regarded as the phase modulated signal in which the modulating wave is integrated before modulation. This means that an FM signal can be generated by first integrating the message signal and then using the result as an input to a phase modulator.

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