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Need Help with FFT

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Muhammad
Muhammad 2014-7-22
回答： Daniel kiracofe 2014-7-24
I am very new to Matlab and i know this question has been asked many times before but i have been having problem understanding the Matlab language.
So I have a set of data Power vs Time in an excel sheet and i want to convert that from time domain to frequency domain and plot it. how can i do so. please help

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Daniel kiracofe
Daniel kiracofe 2014-7-24
Here's a little tutorial I wrote that may help get you started. http://www.mechanicalvibration.com/Making_matlab_s_fft_functio.html

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