how to write code for fft?

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lynette t.
lynette t. 2012-11-19
i want to apply fft to the clutter signal with sampling frequency 5000 Hz.
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Walter Roberson
Walter Roberson 2012-11-19
What is a "clutter signal" ?
Do you need to write the fft routine yourself, or can you use fft() ?

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Pedro Villena
Pedro Villena 2012-11-19
fs = 5000;
t = 0:1/fs:1;
signal = rand(size(t)); %%%%test data
fft_in = reshape(signal(1:256*floor(numel(signal)/256)),256,floor(numel(signal)/256));
fft_out = fft(fft_in);

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