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From: "Da Man"
References: <4c1V9.email@example.com> <3E24DA27.4A82662D@earthlink.net>
Subject: Re: Use AT power supply w/o computer
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Date: Wed, 15 Jan 2003 04:49:07 GMT
NNTP-Posting-Date: Wed, 15 Jan 2003 00:49:07 AST
"Robert Baer" wrote in message
> Evan Mann wrote:
> > I have an AT (not ATX) power supply I'd like to use without the
> > want to use it to power a charger I have for radio controlled car
> > I run into two problems. First, it won't turn on since it's not
> > to the motherboard. Could anyone tell me what I need to do about this?
> > not an EE nor do I know much about this type of thing, so be kind to me
> > please:)
> > Secondly, is there a simple way I can connect something up so I don't
> > to worry about my +12V signal being all over the place. That would make
> > some nastiness to my charger.
> > Thanks
> You need to have some load for it to work.
> I have not experimented enough with one to say what the minimum load
> is; it should not matter if you load the +5V or just the +12V line.
The 5V line is the one that's monitored, so it MUST have some load. A couple
of car brake light bulbs wired in parallel to the 5V line (with both
filiments wired on), should be more then adiquate
> NOTE: ba advised that it will not properly charge up a car battery,
> much less be a reasonable trickle charger, as charged batteries get to
> the 14V region....
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