Re: [Shop-talk] Is this really true ??

["Randall" <tr3driver@ca.rr.com>]

> Indeed, I've long heard of "skin effect" in antennas, but 
> never heard of it 
> in electrical power transmission.  

It's significant even at 60 Hz if the wire is large enough.  Good write-up
at
http://en.wikipedia.org/wiki/Skin_effect
gives the skin depth as about 1cm @ 60Hz, less than .0001cm @ 10GHz.

Randall
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