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A bit error probability of PB-10-3 is required for a system with a data rate of 100 kbits/s to be transmitted over an AWGN channel using coherently detected MPSK modulation. The system bandwidth is 5OKHz. Assume that the pulse shape of the system is raised cosine with a roll-off factor of a-1 and that Gray code is used for symbol to bit assignment. a) What is the E/No is required for the specified PB? b) What Es/No is required?

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