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Television channels are 6 MHz wide. 1) Assume a noiseless channel. What is the minimum levels of the digital signals is necessary to reach data

Television channels are 6 MHz wide.

1) Assume a noiseless channel. What is the minimum levels of the digital signals is necessary to reach data rate 5 Mbps?

2) Assume that it is a noisy channel and you wish to reach a maximum date rate of 5 Mbps. What signal-to-noise ratio is needed? In dB?

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