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A PWM signal can be generated by

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in Digital Communications by (828k points)
A PWM signal can be generated by

(a) An astable multi vibrator

(b) A monostable multi vibrator

(c) Integrating a PPM signal

(d) Differentiating a PPM signal

I had been asked this question in an international level competition.

This question is from PAM,PWM and TDM in chapter Modulation and Coding Trade-off of Digital Communications

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Right answer is (b) A monostable multi vibrator

To explain I would say: A PWM signal can be generated by a mono stable multi vibrator.

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