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From: GREEN@wharton.upenn.edu (Scott D. Green)
Newsgroups: comp.dcom.telecom
Subject: Public Coin Operated TTD Phone
Message-ID: <4623@accuvax.nwu.edu>
Date: 1 Mar 90 15:49:00 GMT
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X-Telecom-Digest: Volume 10, Issue 137, Message 9 of 11


Sacramento, CA's airport provides a public TTD phone, consisting of a standard
armored pay phone and a secured TTD device.  Apparently, one places the call
normally and then couples, acoustically.  I do not know how the various 
"operator" messages are handled.

  -scott