Re: [TowerTalk] Copper wire prices

["Rick Karlquist" <richard@karlquist.com>]

Jim Lux wrote:
>> Aluminum has a conductivity about 65% that of copper, so you need to
> buy more, on a volume basis.  But it's also a LOT less dense (2.7 vs
> Jim W6RMK
>

Because of skin effect, the RF conductivity ratio is the square root of
65%, which is 81%.

Rick N6RK

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