Any pressure on the wire at that spot ?
----- Original Message -----
From: "David McClafferty" <ve1adh@yahoo.ca>
To: "Tentec List" <tentec@mailman.qth.net>; "Tentec Reflector"
<tentec@contesting.com>
Sent: Sunday, October 05, 2003 13:54
Subject: [TenTec] Paragon overcurrent fault
> My friend Fred ,VE1PBX had a problem with his Paragon
> shutting down on overcurrent even in receive. The
> finals were drawing the current but they were not
> defective, they were turned fully on. The bases were
> getting voltage from the driver collector circuit
> because the interstage transformer was shorted. The
> secondary winding, which is wound with teflon wire,
> had a tiny hole in the insulation where it was close
> to the bottom side of the PC board. We have no idea
> what caused the hole. This teflon insulation is very
> tough. Replacing the wire cured the problem. Fred
> wanted me to pass this on in case anyone else had the
> same problem.
>
> Dave, VE1ADH
>
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