Hi Tom, I also am blind and use the t 90a with the cig lighter adapter
hooked to a set of batterries used for all my gear including hf etc and it
works great.  Yes, I think it would either weaken the battery or at least
the charging circuit to use voltages higher than 11 volts as recommended.
73s Jack wa5rop

----- Original Message -----
From: "T Behler" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, October 27, 2005 8:32 PM
Subject: T90A question
>
> Do any of you guys run your T90A on an external power source?  If so, what
> do you use, and how do you do it?
>
> I'll forward any thoughts you provide onto Dan.
>
> Thanks very much, and best 73 from Tom Behler: KB8TYJ, Big Rapids, MI
>
>
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