telephone line properties

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Article #9955

#9955

From: Rob Fugina
Date: Wed, 06 Feb 1991 20:54

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I need to know some info about a telephone line...the kind of info someone 
would need if they were designing a solid-state, multi-line phone with hold.
Line impedence?  ring signal and audio signal specs?  Please help if you 
can!

Rob  robf@cs.umr.edu

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From: robf@mcs213k.cs.umr.edu (Rob Fugina)
Newsgroups: sci.electronics
Subject: telephone line properties
Message-ID: <2108@umriscc.isc.umr.edu>
Date: 6 Feb 91 20:54:34 GMT
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