Define PAM, PWM, and PPM. Draw waveforms.

Define PAM, PWM, and PPM. Draw waveforms.
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Answer :

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Pulse amplitude modulation is defined as a process of varying the amplitude of the carrier pulse in accordance to the modulating signal variations.

Pulse width modulation is defined as a process of varying the width of the carrier pulse in accordance to the modulating signal variations.

Pulse Position modulation is defined as a process of varying the position of the carrier pulse, in accordance to the modulating signal variations.

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