On Sat, 26 Mar 2011 13:52:09 -0600
"Dr. Gerald N. Johnson" <geraldj@weather.net> wrote:
> Is the rig RS-232 or is it TTL? If you have to use a level converter
> from the computer serial port its sure the rig is TTL, like most ham
> rigs using CAT especially Icom which the Tentec seems to be copied
> after. Such level converters are readily available for replacing Icom
> hardware generally with your choice of USB or RS-232 connectors on
> one and and a miniature phone plug on the other.
There is a max232 in the rig itself and it is used by the serial port.
It also has a TTL and TT calls it a "sport" and it can use any of the
level converters ala Icom.
Ed W3NR
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