OT: UPS for FreeBSD

jd1008 jd1008 at gmail.com
Sat Nov 29 20:22:20 UTC 2014


On 11/29/2014 12:56 PM, Darren Pilgrim wrote:
> On 11/28/2014 8:12 PM, Erich Dollansky wrote:
>> Real high voltage transmission
>> lines using DC make sense.
>
> Someone already tried that.  It doesn't work.  The conductors have to 
> be impractically large to get a useful amount of current, and the 
> distance loss is so high you can't build even a metro grid with it, 
> let alone a regional grid or the long-distance transmission systems we 
> use now.
> __
That is correct Darren - Long distance transmission,
even for a scan few miles is impractical with DC.

But if I had the cash, I would design and build my home
with DC current only. No AC.
I do not want to go into the reasons, and thus generate
a lot of noise about it :)


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