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  • If a noiseless 5 MHz channel is using four level digital ...
Multiple choice

If a noiseless 5 MHz channel is using four level digital signals, then what is the maximum data rate?

  1. 15 Mbps

  2. 17 Mbps

  3. 20 Mbps

  4. 25 Mbps

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

By using Nyquist's Theorem, C = 2B log2M     = 2 x 5 x 106 x log24     = 20 Mbps

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