RE: TI-H: radio link question

To: ti-hardware@lists.ticalc.org
Subject: RE: TI-H: radio link question
From: Grant Stockly <gussie@alaska.net>
Date: Tue, 1 Sep 1998 19:38:40 -0800 (AKDT)
Delivered-To: ti-hardware-outgoing@towerguard.unix.edu.sollentuna.se
In-Reply-To: <001c01bdd621$96afa440$bb65cf98@cbohn>
References: <fc.000f62d10010bf58000f62d10010bf58.10bf5a@pinecrest.edu>
Reply-To: ti-hardware@lists.ticalc.org


>>just a question: is there a working radio link out there? regardless of
>>wheter it woks off the ti protocol, or its own
>
>Yes, sort of.  The ham radio community has packet radio -- the "terminal
>node controllers" are essentially modems (now up to 9600kbps) designed to
>interface between a PC and a radio transceiver.  I have not heard of any
>successful uses of this with calculators (though I've not heard of anyone
>successfully using one with a calculator, TI or HP).  In theory, it should
>be straight-forward to modulate the voltages on the TI Link onto a radio
>signal, without concern for the protocol the TI Link uses.  In practice, it
>may not be so easy.

TNCs go much faster than 9.6k...  Its harder to mo/undulate signals than it
may seem.  There have been people who have used radio modems on their
calculator.  A modem with the packet protocall built in.  New ones rely on
software.  makes updates easier.

References:

TI-H: radio link question

From: fuzz@pinecrest.edu (David Norelid)

RE: TI-H: radio link question

From: "Capt Bohn, Christopher A." <cbohn@afit.af.mil>