DTMF decoder

Version 1.0.0.0 (5.74 KB) by Randolf Sequera
Displays the input waveform of a DTMF and determines the High and Low frequency content of a DTMF.
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Updated 29 Jul 2003

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This file demonstrate the waveform of a DTMF, its frequency contents and as well as the FFT transforms. the file 'decode' is the main program file and the one that should be run. do not run the subdecode file. requires MATLAB 6.5

Cite As

Randolf Sequera (2026). DTMF decoder (https://nl.mathworks.com/matlabcentral/fileexchange/3785-dtmf-decoder), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R13
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.0.0