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I want to do a comparison of power spectral density of BFSK,4FSK and 8FSK by using matlab baseband module "fskmod".Following is the code:
M = 2; freqsep = 32; nsamp = 4; Fs = 64;
x = randint(1000,1,M); % Random signal
y = fskmod(x,M,freqsep,nsamp,Fs); % Modulate.
ly = length(y);
% Create an FFT...
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