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Re: Copper VS. Aluminum?



Tesla List wrote:
> 
> Original Poster: ANTarchimedes-at-aol-dot-com
> 
> In a message dated 4/23/2000 2:09:46 PM US Mountain Standard Time,
> tesla-at-pupman-dot-com writes:
> 
> <<
>  Can anyone tell me if there are any advantages/disadvantages
>  of using aluminum wire on the tank circuit?
>  I found a bunch of this stuff for free, heavy gauge (#2,4,6,8) >>
> 
> Aluminum has more resistance than copper, but that is hardly important with
> high-frequency, low-current electricity.  The best advantage aluminum wire
> has is that you get it for free.

	I have a coil whose primary is made of 1/2" diameter aluminum tubing. 
It is about a foot in diameter and doesn't warm up at all when the input
power is about a kw.

Ed