If it isn't doing it on any other band, I'd say he has either a loose
connection in the 10m LPF circuit or a bandswitch contact burned on that
band.
If it does it on other bands, there are other possibilities, e.g. ALC
diodes.
73
Phil C. Sr.
k4dpk
----- Original Message -----
From: "Doug Smith" <ve3iyb@rogers.com>
To: <tentec@contesting.com>
Sent: Tuesday, February 24, 2009 4:25 PM
Subject: [TenTec] Triton IV shutting down TT 262G Power Supply
> My Father Don VE3IYA says that his Triton IV that was working w/ low
> output
> on 10M is now not working in TX. As soon as you hit PTT in SSB, the key
> in
> CW or go to LOCK mode it shuts the TT 262G down. After a few seconds and
> a
> power cycle on the 262G it will come back to receive. This happens
> regardless of drive setting and YES it is into a known good dummy load.
>
>
>
> We have not had the covers off yet but I suspect the 80284 SWR ALC board
> will need to be looked at as well as the 80276 Final Amp and the 80280
> Control Board. So what do the experts on here say? We are just thinking
> out
> loud before diving in.
>
>
>
> Doug VE3IYB EN93ui ~ 60 miles SW of Toronto, Ontario, Canada Eh?
>
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