Q:

A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent?

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A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent?


  1. 8 Kbps
  2. 16 Kbps
  3. 32 Kbps
  4. 64 Kbps

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 (c).32 Kbps

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NETWORKING - TRANSMISSION MEDIA MCQ

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