Question
Download Solution PDFWhich of the following is/are true about demodulation?
a) It is performed at the transmitting end.
b) It is performed at the receiving end.
c) It recovers the original information signal from the modulated carrier wave.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct option regarding demodulation is Only b and c.
Explanation:
-
It is performed at the transmitting end. This statement is False. Modulation is performed at the transmitting end to superimpose the message signal onto a carrier wave.
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It is performed at the receiving end.
This statement is True. After the modulated signal travels through the communication channel, a receiver processes it, and demodulation is a key step in this process. -
It recovers the original information signal from the modulated carrier wave.
This statement is True. Demodulation is the reverse process of modulation; its primary goal is to extract (recover) the original low-frequency message signal from the high-frequency modulated carrier wave.
Last updated on Jul 2, 2025
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