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how to plot fft of signal with time axis ?

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Abin Krishnan
Abin Krishnan on 1 May 2016
Answered: Star Strider on 1 May 2016
I have a pressure signal of length 5 seconds. I want to plot an FFT of the signal with one axis showing the amplitude, the second axis showing the frequency and third axis showing time.

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Answers (1)

Star Strider
Star Strider on 1 May 2016
If you have the Signal Processing Toolbox, use the spectrogram function.

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