The Cyber-Spy.Com Usenet Archive Feeds Directly
From The Open And Publicly Available Newsgroup
This Group And Thousands Of Others Are Available
On Most IS NNTP News Servers On Port 119.
Cyber-Spy.Com Is NOT Responsible For Any Topic,
Opinions Or Content Posted To This Or Any Other
Newsgroup. This Web Archive Of The Newsgroup And
Posts Are For Informational Purposes Only.
From: "Da Man"
References: <4c1V9.firstname.lastname@example.org> <3E24DA27.4A82662D@earthlink.net>
Subject: Re: Use AT power supply w/o computer
X-Newsreader: Microsoft Outlook Express 5.50.4807.1700
X-MIMEOLE: Produced By Microsoft MimeOLE V5.50.4910.0300
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....
Go Back To The Cyber-Spy.Com
Usenet Web Archive Index Of
The sci.electronics.design Newsgroup