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Old February 13th 09, 03:58 AM posted to rec.radio.amateur.antenna
Cecil Moore[_2_] Cecil Moore[_2_] is offline
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First recorded activity by RadioBanter: Mar 2007
Posts: 3,521
Default vertical over real ground

wrote:
Tapped up the coils and eventially got matches, but was wondering why
the design and real world are so far apart?


You must have used the lumped inductance available in
EZNEC which assumes that the coil is zero degrees long.
I've found the helix option to be much more accurate.
--
73, Cecil
http://www.w5dxp.com