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Dual-tone multi-frequency signaling - Wikipedia, the free ...
Dual-tone multi-frequency signaling (DTMF) is used for telecommunication signaling over analog telephone lines in the voice-frequency band between telephone handsets ...
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DTMF - voip-info.org
DTMFThe following definition for DTMF comes from Wikipedia"Dual-tone multi-frequency (DTMF) signaling is used for telephone signaling over the line in the ...
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What is DTMF (dual tone multi frequency)? - Definition from ...
DTMF (dual tone multi frequency) is the signal to the phone company that you generate when you press an ordinary telephone's touch keys...
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amx electronics | eBay - Electronics, Cars, Fashion ...
Find great deals on eBay for amx electronics and extron power supply. Shop with confidence...
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