Preemphasis-Deemphasis circuit enhances signal to noise ratio by a power ratio of

Q. Preemphasis-Deemphasis circuit enhances signal to noise ratio by a power ratio of

A

1.32

B

13.27

C

21.25

D

10

Solution:

Preemphasis-Deemphasis circuit enhances signal to noise ratio by a power ratio of 21.25 = 13.27 dB

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