Path: utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!cornell!batcomputer!itsgw!rogoff
From: rogoff@itsgw.RPI.EDU (David H. Rogoff)
Newsgroups: sci.electronics
Subject: Re: Need DTMF Decoder/Ringing Detector
Keywords: Need IC's to detect ringing and decode DTMF touch tone signals.
Message-ID: <3043@itsgw.RPI.EDU>
Date: 7 Jul 88 19:40:32 GMT
References: <5317@super.upenn.edu>
Reply-To: rogoff@itsgw.rpi.edu (David H. Rogoff)
Distribution: na
Organization: RPI Info Tech Services - Troy, NY
Lines: 15

In article <5317@super.upenn.edu> zielke@eniac.seas.upenn.edu (Stephen Zielke) writes:
>   signals from a keypad).  But the DTMF DECODER, which would be present
>   in the central office, seems to be more difficult to find.  Anyone know
>   where to get one of these chips?
>
 
    Radio Shack sells a chip that does exactly this.  I haven't
    tried it, but I'd be interested in hearing how well it works.



-- 
    David Rogoff, Rensselaer Polytechnic Institute, Troy NY, 518-276-8536
      rogoff@itsgw.rpi.edu  userea7p@mts.rpi.edu  
       David_Rogoff@rpitsmts (bitnet)