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electronics and communication engineering communication systems
1. In a CD the sampling frequency is nearly
(A): double the highest frequency in audio signal
(B): equal to highest frequency in audio signal
(C): four times the highest frequency in audio signal
(D): half the highest frequency in audio signal
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By: guest on 01 Jun 2017 11.48 pm
For proper sampling and faithful reproduction sampling frequency must be at least twice the highest frequency in the signal.
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