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Communication SystemsInformation Theory

A noiseless channel of bandwidth B using M distinct signaling levels has Nyquist maximum bit rate?

  • AB log2 M
  • B2B log2 M
  • CB/M
  • D2B/M
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Correct Answer: B. 2B log2 M
Explanation: For an ideal noiseless band-limited channel, Nyquist's formula is Rb=2B log2 M.
Reference: Standard communication systems: information theory
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