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Old January 30th 09, 04:16 PM posted to rec.radio.amateur.antenna
Art Unwin Art Unwin is offline
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First recorded activity by RadioBanter: Mar 2008
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Default Contrary current flow within a radiator

On Jan 30, 10:00*am, Michael Coslo wrote:
Warning - dilletente alert! Maybe even worth an embarrassing dolt cringe

This question may have been asked before, but is there a physical
experiment that is good for verifying skin effect?

Initially, It seemed pretty straightforward, but giving some thought to
the matter indicates *it "ain't necessarily so".

I'm assuming that any thick conductor is going to have "skin" to any
where I can put a sensor, so even if I drilled an internal sensor, the
drill tunnel would form a part of the skin.

Giving that some thought, is it possible to make say a ribbed conductor
that resembled a tubular heat sink, would this device allow for more
current flow because of the greater amount of skin exposed compared to a
solid tube?

Just a little thought experiment.

* * * * - 73 de Mike N3LI -


All charges will congregate along the peaks of the ribs so I can't see
how a greater
area is generated for utelization !
Regards
Art