Lowpass FIR filter on .wav file with windowing

Version 1.0.0.0 (208 KB) by Theo Harushi Franco
it implements a lowpass filter with Windowing on a WAV file
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Updated 6 Aug 2008

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Plots Rectangular, Hamming and Flat top WINDOWS responses. Also plots the spectrum of the wav signal before and after applying the lowpass filter. Then writes the WAVs of these signals.

Parameters that were made to be set:
-file name (file_1)
-time taken from wav (analysis_time)
-filter order (filter_order)
-cutoff frequency of the lowpass filter (cutoff_freq)

***Please report anything wrong or missing, I'll fix it soon. Thank you***

Cite As

Theo Harushi Franco (2024). Lowpass FIR filter on .wav file with windowing (https://www.mathworks.com/matlabcentral/fileexchange/20986-lowpass-fir-filter-on-wav-file-with-windowing), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R14
Compatible with any release
Platform Compatibility
Windows macOS Linux

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Version Published Release Notes
1.0.0.0