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Anoiseless 4-khz channel is sampled every 1 msec. what is the maximum data rate? how does the maximum data rate change if the channel is noisy, with a signal-to-noise ratio of 30db? ( analyze based on nyquist theorem and shannon theorem. note that, the s/n in shannon equation is just a ratio, not in the unit of db?

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Anoiseless 4-khz channel is sampled every 1 msec. what is the maximum data rate? how does the maxim...
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