Question: ( a ) Given that the coherence bandwidth is approximated by Bc = 1 5 , show that a at channel fading occurs when Ts

(a) Given that the coherence bandwidth is approximated by Bc =15, show that a at channel fading occurs when Ts 10.
(b) Approximately how large can the rms delay spread be in order for an 8-PSK system with a bit rate of 75kbps to operate without an equalizer.

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