[TenTec] R-320 Question
Dr. Gerald N. Johnson
geraldj at storm.weather.net
Mon Mar 16 15:30:00 PDT 2009
On Mon, 2009-03-16 at 16:05 -0600, DW Holtman wrote:
> Hello,
>
> Quick question. Is the serial cable from an R-320 a straight cable? That is,
> is pin 1 wired to pin 1 etc?
>
> Thank you,
> DW Holtman
> WB7SSN
>
Pins 1 and 7 on a 25 pin serial cable are chassis and signal grounds.
They are always wired straight. 2, 3, 4, 5, 6, 8, and 20 are signals
that are sometimes crossed. Much the same applies to 9 pin but I don't
have those pin numbers memorized.
73, Jerry, K0CQ
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