Sound Card Spectral Analysis

Version 1.0.0.0 (2.5 KB) by Rodney Thomson
Acquire data from soundcard and plot in time and frequency domains
4.0
(1)
3K Downloads
Updated 9 Jul 2008

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Acquires buffers of data from the system default sound card, calculates the power spectrum of the data and plots this along with the raw sampled data to screen.

Useful as a quick and dirty (and completely uncalibrated) audio frequency spectrum analyser.

See http://iheartmatlab.blogspot.com for further details.

Cite As

Rodney Thomson (2024). Sound Card Spectral Analysis (https://www.mathworks.com/matlabcentral/fileexchange/20541-sound-card-spectral-analysis), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R14SP2
Compatible with any release
Platform Compatibility
Windows macOS Linux
Acknowledgements

Inspired: Sound Card Spectral Analyser GUI

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Version Published Release Notes
1.0.0.0

Updating for compatibility with Matlab R14 SP2 (Possibly older)