how to plot fft of signal with time axis ?

1 view (last 30 days)
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.

Sign in to answer this question.

Answers (1)

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

Categories

Find more on Fourier Analysis and Filtering in Help Center and File Exchange

Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!