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Old September 26th 06, 11:27 PM posted to rec.radio.amateur.antenna
Owen Duffy Owen Duffy is offline
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First recorded activity by RadioBanter: Jul 2006
Posts: 168
Default Elevation Patterns of Ground Mounted Vertical Monopoles

On Tue, 26 Sep 2006 16:22:15 -0500, "Richard Fry"
wrote:


All ground-mounted, vertical monopoles through 5/8-wavelength in height
develop maximum radiated relative field in the horizontal plane. If the


Richard,is this true in general, or is it restricted to perfect ground
(infinite size, perfect conductor, perfectly flat).

NEC models would suggest that the major lobe of a monopole up to 5/8
wave over "real" ground is dependent on the ground characteristics,
and can be quite high relative to the 0deg to 3deg region that people
are focussing upon.

Owen
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