A telephone channel requires a bandwidth of about Options: A . &nbsp10 kHz B . &nbsp1 kHz C . &nbsp50 kHz D . &nbsp3 kHz

A telephone channel requires a bandwidth of about

Question

A telephone channel requires a bandwidth of about

Options:

A . 10 kHz

B . 1 kHz

C . 50 kHz

D . 3 kHz

Answer: Option D

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