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[wxsig] Help please on AAG surgery needed...

Paul Beckmann-wa0rse wa0rse at gmail.com
Tue May 29 19:12:51 UTC 2007


Can someone tell me exactly what traces I need to cut in my v3 AAG wx
station to keep it from shorting out with a 4 wire cable? (Reference e-mail
mention below.)

73
--Paul, wa0rse
AEC, OES
Dakota Cty, MN

> From: John Bennett [mailto:jabennett at insightbb.com]
> Sent: Saturday, April 21, 2007 8:39 AM
> To: William Beals
> Cc: TAPR WxSIG
> Subject: t238 (no +)
>
> Will,
>
> I did not post the wxsig initially because I wasn't totally convinced it
was
> a firmware problem. This email contains the digest of my previous mailings
> to bring the wxsig up to speed.
>
> The AAG anemometer used is "Version 3.0" (whoopee!). While I was having
the
> problem of keeping the T238 up for more than the 60 minute crash cycle, I
> replaced the old anemometer with the new one. The old one had been
severely
> damaged in the electrical storm that blew the entire unit last August. I
had
> repaired it, but thought perhaps that some of the serial number devices
> (DS2401) were flakey. Turns out, the repair was good. To make v3.0 work
with
> the T238 (i.e., prevent 5V from being shorted to ground), I had to cut two
> traces on the AAG board. No news there.
>

>---snip---<

>
> John
>
>
> --
> John Bennett
> Evansville, IN



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