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Communication SystemsPCM

A PCM system samples at 8 kHz and uses 8 bits per sample. Ignoring framing and overhead, its bit rate is?

  • A8 kbps
  • B16 kbps
  • C64 kbps
  • D128 kbps
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Correct Answer: C. 64 kbps
Explanation: Bit rate = sampling rate × bits/sample = 8000×8 = 64000 bit/s = 64 kbps.
Reference: Standard communication systems: pcm
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