FastFFT Function

A function to calculate frequency amplitudes, optionally makes Bode plots.

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This function inputs a data vector and a sample rate and does the following:
-Removes the DC offset of the data
-Puts the data through a hanning window
-Calculates the FFT
-Calculates the amplitude from the FFT
-Calculates the frequency scale
-Optionally creates a Bode plot

Cite As

Rick Auch (2026). FastFFT Function (https://au.mathworks.com/matlabcentral/fileexchange/3770-fastfft-function), MATLAB Central File Exchange. Retrieved .

Categories

Find more on Fourier Analysis and Filtering in Help Center and MATLAB Answers

General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
Communities
Version Published Release Notes Action
1.0.0.0