TenTec
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[TenTec] Blown PS 962

To: <tentec@contesting.com>
Subject: [TenTec] Blown PS 962
From: N4NT@wireco.net (Michael O. Hyder)
Date: Fri, 6 Aug 1999 10:35:04 -0400
And finally, a blown fuse in the power supply may well indicate shorted pass
transistors.

The fuse goes south in all the Ten-Tec supplies I've used when the crowbar
circuit activates due to over voltage.

Luck to you, de Mike N4NT@wireco.net

----- Original Message -----
From: N1EU <n1eu@yahoo.com>
To: <tentec@contesting.com>
Sent: Friday, August 06, 1999 10:00 AM
Subject: RE: [TenTec] Blown PS 962


>
> Yes, Alex is correct.
>
> Just a note that the Omni 6 does not actually switch
> these wires.  The Omni 6 just jumpers them - they are
> not wired to the power switch.  I suspect in older
> rigs, TenTec actually switched them so that the rig
> actually turned the power supply on and off.
>
> 73,
> Barry  N1EU
>
> --- Alex Mendelsohn <ai2q@ispchannel.com> wrote:
> >
> > yes, there is. Check the schematic and jumper the
> > Molex connector before
> > arriving at any further conclusions.
> >
> > Vy 73, AI2Q, Alex in Kennebunk, Maine  .-.-.
> >
> > > -----Original Message-----
> > > From: owner-tentec@contesting.com
> > [mailto:owner-tentec@contesting.com]On
> > > Behalf Of James D. Duffer
> > > Sent: Friday, August 06, 1999 7:25 AM
> > > To: Jim Reid
> > > Cc: tentec@contesting.com
> > > Subject: Re: [TenTec] Blown PS 962
> > >
> > >
> > >
> > > > This time,  had presence of mind to disconnect
> > the PS from
> > > > the Omni.  Put in another fuse,  turned on the
> > power -- nothing,
> > > > no pilot light.  Checked the fuse,  was not
> > blown.
> > > >
> > > > So,  obviously I made an error putting in the 10
> > amp fast blow
> > >
> > >
> > > Maybe, maybe not......with the power supply
> > disconnected from the Omni
> > > VI, how did you turn the power supply on?  Isn't
> > there a a pair of
> > > wires that must be connected together via the
> > power on/off switch
> > > located on the Omni?  Just wondering, and I
> > haven't taken time to look
> > > at my set up this morning.
> > >
> > > Wish you luck with it.
> > >
> > > Jim,  WD4AIR



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