In down-conversion multiplication with cosine wave is followed by

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Mr. Dubey • 52.30K Points
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Q. In down-conversion multiplication with cosine wave is followed by

(A) low pass filter

(B) high pass filter

(C) bandpass filter

(D) bandstop filter

Correct : Option (A)

Explanation:

 downconversion of bandpass signal includes multiplication with sine wave followed by low pass filtering.

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