[at-l] (OT) Solar Advances

[janl2 at mindspring.com (Jan Leitschuh)]

It's my reading that the folks who own the site are self-powered.
Off the grid-ers, speaking to other like-minded.
That makes the energy conservation info more "in your face."
;-0.

Jim Bullard wrote:

> At 02:31 PM 11/28/2005 -0500, Jan Leitschuh wrote:
> 
>>  Here's one cool website for both conservation and LED info.
>> Plus all kinds of nifty alternative power info:
>>
>> http://www.otherpower.com/otherpower_conservation.html
>
> Ummmm. There's something I don't understand RE: the "Wall Warts" as the 
> site refers to them. It says "These force you to make 12 volt DC power 
> to charge your batteries, convert it to 110 volt AC with an inverter 
> (and with power loss), then they convert it back down to around 12 volts 
> DC (again at a loss)."
> 
> The power coming into my house is 110-120 Volt AC not 12 Volt DC. If we 
> had 12 Volt DC at out wal sockets we wouldn't need the inverters. I'm 
> not converting DC to AC and then back again. I'm converting AC to DC 
> (once) and using it as DC.
> 
> The reason your house runs on AC BTW is that DC doesn't transmit over 
> distances well. You want inefficient, a DC power grid would be it.
> 
> 
>