[TowerTalk] quad

K3BU@aol.com K3BU@aol.com
Mon, 14 Aug 2000 22:19:24 EDT


In a message dated 8/14/2000 8:39:02 PM Eastern Daylight Time, 
w8ji@contesting.com writes:

> 
>  So the "reflection" occurs at many depths, and is the vector sum of 
>  all the re-radiated fields. That's why lossy dirt doesn't do such a 
>  good job of making the antenna look "higher". It just makes the 
>  system mostly look lossier.  It would be nice if it did go down an 
>  extra 20 feet, and suddenly reradiate back!
>  

So it makes sense to have screens, radials, or improved conductivity (salts, 
watered lawn) on the surface. Salt water offers small depth of penetration, 
better reflective surface and those wonderful patterns down to almost 0 
degrees.

Tnx  Yuri

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