DTMF decoder

Displays the input waveform of a DTMF and determines the High and Low frequency content of a DTMF.

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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://se.mathworks.com/matlabcentral/fileexchange/3785-dtmf-decoder), MATLAB Central File Exchange. Retrieved .

General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

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