Multiple choice

A communication channel has a bandwidth of 2.50 KHz assigned for data communication. If the SNR (sound-to-noise ratio) is 2047, calculate the channel capacity of media.

  1. 27.5 bps

  2. 27.5 Kbps

  3. 25 Kbps

  4. 11 Kbps

  5. 275 Kbps
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B Correct answer
Explanation

Channel Capacity = Bandwidth * log 2 (1+ SNR)=2500 * log 2 (1+ 2047)=2500 * log 2 (2048)=2500 * log 2 (211)=27500 bps=27.5 Kbps.

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