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  3. What is the frequency of the stereo sub ...
Q.

What is the frequency of the stereo sub carrier signal in FM broadcasting?

A. 19 khz
B. 45 khz
C. 55 khz
D. 38 khz
Answer» D. 38 khz
Explanation: stereo broadcasting is made possible by using a subcarrier on fm radio stations, which takes the left channel and “subtracts” the right channel from it. a
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