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I want to find the SER and BER of the 4QAM,16QAM,32QAM. I know that the formulas for SER and BER are different but I cant find them in any text book.

The formulas for the BER that I found:

4QAM = Q(sqrt(2 ebno))

16QAM = 3/4 Q(sqrt(4/5 ebno))

32QAM = (8-sqrt2)/10 Q(sqrt(15/31 ebno)

can anyone confirm and give me the formulas for the BER please? Thanks

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