Speaking out of possible ignorance, I would suggest placing a protective
resistor between the output and the 'sense' line either right at the output
or internal to the supply. This will perhaps prevent the supply's running
wide open if there is a fault in the sense line.
Mike N4NT
----- Original Message -----
From: "N4PY" <n4py@qvssoftware.com>
To: <tentec@contesting.com>
Sent: Friday, November 22, 2002 9:20 AM
Subject: Re: [TenTec] Herc II Power Source Redux
> All well regulated power supplies have this sense line. But
> in most of them, the line is internal. It is a simple mod to bring
> this sense line out of the supply and make it external.
>
> Carl Moreschi N4PY
>
> ----- Original Message -----
> From: "Lane Zeitler" <ku7i@hotmail.com>
> To: <w9wis@charter.net>; <tentec@contesting.com>
> Sent: Friday, November 22, 2002 7:50 AM
> Subject: Re: [TenTec] Herc II Power Source Redux
> >
> > >>He tells me that
> > >laboratory supplies apparently have some way to track one another so
this
> > >doesn't cause problems. Astron tells me that there supplies do not
track.
> > >Anyone ever have a problem with this ?
> >
> > I know for sure the RS-70 has a 'sense' line that can be ran in parallel
> > with another RS-70. I beleive that this function is so they can track
each
> > other. I do not know if the Rs-50 has this or not.
> >
> > Lane
> > Ku7i
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