Simulink® model of a dual-tone multi-frequency (DTMF) generator and receiver. Includes bandpass filter bank receiver, real-time soundcard audio, spectrogram of channel and uses Stateflow® block to store decoded digits.
NOTE: A version of this model which works with the current release of MATLAB® and Simulink is shipped with the Signal Processing Blockset™.
Cite As
Stuart McGarrity (2026). DTMF generator and receiver (https://uk.mathworks.com/matlabcentral/fileexchange/724-dtmf-generator-and-receiver), MATLAB Central File Exchange. Retrieved .
MATLAB Release Compatibility
Created with
R14SP1
Compatible with any release
Platform Compatibility
Windows macOS LinuxCategories
- Signal Processing > Signal Processing Toolbox > Transforms, Correlation, and Modeling > Transforms > DTMF >
- Cloud Capabilities > MATLAB Mobile >
Find more on DTMF in Help Center and MATLAB Answers
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