Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 3 (Q.No. 13)
13.
In a CD the sampling frequency is nearly
half the highest frequency in audio signal
equal to highest frequency in audio signal
double the highest frequency in audio signal
four times the highest frequency in audio signal
Answer: Option
Explanation:

For proper sampling and faithful reproduction sampling frequency must be at least twice the highest frequency in the signal.

Discussion:
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