On 6/21/06, Stewart Stremler <[EMAIL PROTECTED]> wrote:
begin quoting Carl Lowenstein as of Wed, Jun 21, 2006 at 11:32:03AM -0700:
> On 6/21/06, Stewart Stremler <[EMAIL PROTECTED]> wrote:
[snip]
> >I should know better than to trust a demo.
> >
> >Now I'm wondering how they did it.
>
> They didn't show you the back side of the cold element. :-)
> The hot one could have been just a resistor.
Heh. Yeah. I don't recall any way to get to the backside of anything
in the little display.
Well, foo.
It's back to chunks o' copper, I guess. :(
You might want to look at heat pipes. Good article in wikipedia.
They do not solve the final problem of rejecting the heat to the
atmosphere (or other cool place) but do a good job of transferring
heat from one place to another.
carl
--
carl lowenstein marine physical lab u.c. san diego
[EMAIL PROTECTED]
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