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Re: [TowerTalk] Ground radials- the long and short of it

To: "Towertalk Reflector" <>
Subject: Re: [TowerTalk] Ground radials- the long and short of it
From: "David Hachadorian" <>
Date: Fri, 22 Oct 2004 06:39:57 -0700
List-post: <>
----- Original Message ----- 
From: "Scott Fike" <>
To: <>
Sent: Thursday, October 21, 2004 11:30 PM
Subject: [TowerTalk] Ground radials- the long and short of it

> Pertaining to a ground-mounted vertical antenna with buried radials
a few
> inches below the surface of the grass:

>   Some books I've read say:  ".... make the ground radials 1/4
> long to match the main 1/4 wavelength long vertical element". Other
> and sources say: "..... just make the ground radials as long as you
can to
> fit in the availible space in your yard".

I think the rule is this:

"Use as many radials, up to 1/4 wavelength long, as will fit in the
space available, such that the distance between radial tips does not
exceed .015 wavelength (4 feet on 80 meters)."

Dave Hachadorian, K6LL


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