From: "Martin J. Bligh" <mbligh@mbligh.org>
To: Avi Kivity <avi@argo.co.il>
Cc: Christian Trefzer <ctrefzer@gmx.de>,
Matthias Schniedermeyer <ms@citd.de>,
Alan Cox <alan@lxorguk.ukuu.org.uk>, Jan Knutar <jk-lkml@sci.fi>,
Pau Garcia i Quiles <pgquiles@elpauer.org>,
linux-kernel@vger.kernel.org
Subject: Re: [IDEA] Poor man's UPS
Date: Mon, 22 May 2006 19:02:47 -0700 [thread overview]
Message-ID: <44726D47.8030306@mbligh.org> (raw)
In-Reply-To: <447214EF.50803@argo.co.il>
>> Exactly, and since I cannot afford to buy one I'd have to build it
>> myself using mainly car batteries. The most complex part would be to
>> charge the batteries in a way that won't kill them over time. Building
>> such stuff into the PSU after the secondary coil and AC/DC converter
>> would save the double-conversion loss, therefore making this ideal for a
>> single machine. But I'm still brainstorming, lacking both money and
>> time.
>
> Led/acid batteries are dangerous. Don't use them unless you know exactly
> what you are doing.
Buy an intelligent charger for an RV. They're designed to do pretty much
exactly that (deep cycle marine batteries, probably).
M.
next prev parent reply other threads:[~2006-05-23 2:02 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-21 19:31 [IDEA] Poor man's UPS Pau Garcia i Quiles
2006-05-21 19:38 ` Dave Jones
2006-05-21 19:46 ` Michael Buesch
2006-05-22 8:19 ` Avi Kivity
2006-05-22 10:54 ` Jan Engelhardt
2006-05-21 22:40 ` Christian Trefzer
2006-05-22 13:04 ` Jan Knutar
2006-05-22 13:29 ` linux-os (Dick Johnson)
2006-05-22 15:25 ` Christian Trefzer
2006-05-22 15:54 ` linux-os (Dick Johnson)
2006-05-22 19:34 ` Christian Trefzer
2006-05-22 15:13 ` Christian Trefzer
2006-05-22 15:40 ` Alan Cox
2006-05-22 15:48 ` Christian Trefzer
2006-05-22 16:15 ` Matthias Schniedermeyer
2006-05-22 19:40 ` Christian Trefzer
2006-05-22 19:45 ` Avi Kivity
2006-05-23 2:02 ` Martin J. Bligh [this message]
2006-05-22 19:46 ` Nuri Jawad
2006-05-22 22:40 ` Christian Trefzer
2006-05-22 17:05 ` Jeff V. Merkey
2006-05-21 23:02 ` Neil Brown
2006-05-22 0:08 ` Chris Wedgwood
2006-05-22 0:23 ` Neil Brown
2006-05-22 1:29 ` Björn Steinbrink
2006-05-22 1:44 ` Neil Brown
2006-05-22 9:29 ` Pavel Machek
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