TouchTone decoder

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Article #1456

#1456

From: Adam Levin - CATS
Date: Mon, 11 Sep 1989 14:55

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Has anyone gotten Radio Shack's (SSI's) TouchTone decoder chip
to recognize tones on the phone line?  I am unable to get a decent
signal without loading the line.  I'd greatly appreciate a working
circuit diagram.  Adam

-- 
     Adam Keith Levin  --  CATS   Commodore-Amiga Technical Support
     1200 Wilson Drive / West Chester, PA  19380     (215) 431-9180
     BIX: aklevin        UUCP: ...{amiga|rutgers|uunet}!cbmvax!adam

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Path: arc1-ca.pugleaf.net!utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!ames!lll-winken!uunet!cbmvax!adam

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Path: arc1-ca.pugleaf.net!utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!ames!lll-winken!uunet!cbmvax!adam
From: adam@cbmvax.UUCP (Adam Levin - CATS)
Newsgroups: sci.electronics
Subject: TouchTone decoder
Summary: circuit
Message-ID: <7871@cbmvax.UUCP>
Date: 11 Sep 89 14:55:56 GMT
Reply-To: adam@cbmvax.UUCP (Adam Levin - CATS)
Organization: Commodore Technology, West Chester, PA
Lines: 9