Analog Pulse Modulation » Exercise - 1 12. For transmission the normal speech signal, the PCM channel needs a band width of .... kHz. (a) 2 (b) 4 (c) 8 (d) 64
Analog Pulse Modulation » Exercise - 1 14. For the transmission of normal speech, the PCM channel needs a bandwidth of .... kHz (a) 2 (b) 4 (c) 16 (d) 64
Analog Pulse Modulation » Exercise - 17. Which of the following pulse modulating system analog ? (a) PCM (b) PWM (c) Both a and b (d) None of the above
Analog Pulse Modulation » Exercise - 1 11. The signal-to-quantisation noise ratio in a PCM system depends upon : (a) Sampling rate (b) Number of quantisation levels (c) Message signal bandwidth (d) None of the above