What is the required bandwidth of the PCM system for 256 quantization – McqOptions

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1.	What is the required bandwidth of the PCM system for 256 quantization levels when 48 telephone channels, each bandlimited to 4 kHz, are to be time-division multiplexed by this PCM?
A.	6.246 MHz
B.	3.464 MHz
C.	3.072 MHz
D.	1.544 MHz
Answer» D. 1.544 MHz

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