On October 15, 2003 08:09 am, Kum Gábor wrote: > Hi! > > Could you tell me how can I decode DTMF codes with a sound card? > > Thanks, > > Gabor
Don't bother..it's a public protocol. Google DTMF and you'll find all 12 codes, the frequencies they use and the duration. Signalling is one of the very few things all telcos agree on. :-) ttfn John
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