24 telephone channels, each band limited to 3.4 kHz are to be time div – McqOptions

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1.	24 telephone channels, each band limited to 3.4 kHz are to be time division multiplexed using PCM. If sampling frequency is 10 kHz and number of quantization levels is 128, the required bandwidth of PCM is
A.	1.68 MHz
B.	240 kHz
C.	81.6 kHz
D.	3.072 MHz
Answer» B. 240 kHz

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