TTY Corp Model 14 Non-Typing Reperf.... have one as part of a Model 19 system. The inside of the metal case is heavily insulated so that the operation is very quiet. JohnWB6BLV -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mailman.qth.net/pipermail/greenkeys/attachments/20170328/8e623eb9/attachment.html>