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December 3rd 07, 11:02 PM posted to rec.radio.amateur.antenna

Owen Duffy Owen Duffy is offline

Owen Duffy is offline

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First recorded activity by RadioBanter: Dec 2006

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Coils, why?

(Richard Harrison) wrote in news:259-475487A3-140
@storefull-3258.bay.webtv.net:

Owen wrote:
....
Efficiency = output / input.
....
to the effective series resistance loss. Therefo Q = Efficiency.

So, you are saying that if a coil has a Q of 500, its efficiency is 500,
and that there is more output (power) than input (power)?

Owen

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