[Tutor] fourier transform

Jeff Peery jeffpeery at yahoo.com
Fri Jul 29 20:44:20 CEST 2005

Hello, I have a signal that I want to do a fourier transform on. I tried using FFT.fft(data).real but I don't understand the output.  what is output from this function, and why doesn't it require amplitude and time as inputs? 
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