[rescue] DC Voltage distro (Was:SGI Challenge L... )

Phil Stracchino alaric at caerllewys.net
Mon Sep 20 20:01:07 CDT 2004


On Mon, Sep 20, 2004 at 08:53:18PM +0000, Peter Corlett wrote:
> Ethan O'Toole <ethan at 757tech.net> wrote:
> [...]
> > I was actually thinking if you put a couple of solar panels on the
> > roof, you could charge batteries to run yard lights and a few small
> > things (florescent lights if power is lost, radio, etc).
> 
> PV cells are a net energy loss once you consider the energy used in
> their manufacture.

But you only manufacture them once.....


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