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From: ron@hardees.rutgers.edu (Ron Natalie)
Newsgroups: comp.dcom.telecom
Subject: Re: While Phone Rings, Charges May Begin
Message-ID: <telecom-v09i0279m06@vector.dallas.tx.us>
Date: 5 Aug 89 21:38:39 GMT
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X-TELECOM-Digest: volume 9, issue 279, message 6 of 9

Then there's the green box.  A device that sends a tone back to a pay phone
releasing the deposited money, I believe.  It's been a while since the Army
Labcom security office has provided me 2600 newsletters to read.

-Ron