Difference between revisions of "DTMF"
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| − | + | '''Dual-tone multi-frequency''' | |
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| + | DTMF signaling is used for voice-frequency signaling over radio channels or telephone lines. In radio signaling, this is commonly used for tone-squelch or fire tone-out type applications. It was developed by the telephone industry and today is still its most common use, known by the trademarked term ''Touch-Tone''. | ||
Revision as of 11:44, 22 June 2007
Dual-tone multi-frequency
DTMF signaling is used for voice-frequency signaling over radio channels or telephone lines. In radio signaling, this is commonly used for tone-squelch or fire tone-out type applications. It was developed by the telephone industry and today is still its most common use, known by the trademarked term Touch-Tone.