Re: Topband: Modeling "Ground"

["Tom W8JI" <w8ji@w8ji.com>]

> In reality, NEC4 can produce quite accurate results when modeling buried 
> radial wires and groundwave propagation losses along a real earth path --  
> as long as earth conductivity is known for that path and operating 
> frequency.
Calculating a good result for one situation, like field strength at a 
distance for a vertical radiator when gradual attenuation is involved, is 
worlds different than calculating pattern produced by a long buried wire. 

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