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July 11th 06, 03:22 PM
posted to rec.radio.amateur.antenna
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Quarterwave vertical with radials
Cecil Moore wrote:
Tom Donaly wrote: wrote: Cecil Moore wrote: It's pretty easy to understand. Any two radials, 180 degrees apart and high enough, should theoretically cancel each other's radiation in the far field. Not true. How much not true? -45 DB, i.e. negligibly not true. :-) That's what I thought. Sometimes, orders of magnitude are important. Otherwise, people would be worrying about the fact that they're closer to the center of the Earth in the middle of the bottom of a flat bottomed hole than they are at the edges. 73, Tom Donaly, KA6RUH |
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