Subject: Re: DC powered AT/ATX computer power supplies
From: Damien Hull (dhull@digitaloverload.net)
Date: Thu Nov 14 2002 - 17:25:42 AKST
This is a nice idea but there's one problem. How are you going to get
the power from the battery to the computer? You could use one of those
DC to AC converters but they suck up a lot of juice.
Don't forget you need a screen of some kind. Unless you plan on using a
laptop. Laptops have there own set of issues though.
On Thu, 2002-11-14 at 09:38, Richard McKinney wrote:
>
> Don't computers only need 12v and 5v?
>
> If so I would think a simple car battery and converter could supply all that
> is necissary.
> There should be some effort to limit the actual voltage coming from the
> battery though as I know they supply varying voltage depending on charge
> condition. I.E. 11-13.5 v.
>
> A simple voltage regulator would work I would think.
>
> A gel-call, a couple of photo-electric panels a regulator/conver cicuit and
> huge fanless heat sinks would make for a great little power supply system.
>
> Rich
>
>
>
> ----- Original Message -----
> From: "Justin Dieters" <enderak@gci.net>
> To: "Stanley Long" <slong@customcpu.com>
> Cc: "AKLUG" <aklug@aklug.org>
> Sent: Monday, November 11, 2002 11:22 PM
> Subject: Re: DC powered AT/ATX computer power supplies
>
>
> >
> > A simple solution also is just get a power inverter. The one I have is
> > 350W max, (250-200W nominal) so it's not enough to run my desktop, but
> > it runs my laptop just fine. They also make larger ones. The one I
> > have has both a car adapter plug and also alligator clips to connect
> > directly to a 12V battery.
> >
> > These might be a lot less efficient than what you are talking about, but
> > they can also be used for anything else you might want to plug in..
> >
> > Justin
> >
> >
> >
> > Stanley Long wrote:
> > > Someone at the Friday Linux wanted a link to computer power supplies
> > > that run from batteries. Citidel Technology in Texas has AT and ATX
> > > switchers run from 12VDC, 24VDC, or 48VDC.
> > > http://www.citadeltechnology.com/citadel/menu.html
> > >
> >
> >
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> >
>
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