Silly class simulating old telephone tone dialing and ring signals. See http://en.wikipedia.org/wiki/DTMF
Returns a pair of frequencies corresponding to the DTMF specs.
Decodes a string into frequency pairs.
Returns audio rate ugens for a particular char.
Returns control rate ugens for a particular char.
Returns a set of audio rate ugens that simulates dialing tones.
Returns a set of audio rate ugens that simulates a signal tone.