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Re: [TowerTalk] Solid 160 radial plates?

To: towertalk@contesting.com
Subject: Re: [TowerTalk] Solid 160 radial plates?
From: "larryj@teleport.com" <larryj@teleport.com>
Reply-to: "larryj@teleport.com" <larryj@teleport.com>
Date: Fri, 24 Aug 2018 09:30:11 -0700 (GMT-07:00)
List-post: <mailto:towertalk@contesting.com>
I've used the LJE (Lance Johnson Engineering) Radial Plates for some of my HF 
Vertical antennas. I've been trying to find a link to order another one, but 
haven't been successful. Does anyone know where/how to order one? They were 
very convenient.

LJ


-----Original Message-----
>From: Chick Allen via TowerTalk <towertalk@contesting.com>
>Sent: Aug 24, 2018 7:21 AM
>To: towertalk@contesting.com
>Subject: [TowerTalk] Solid 160 radial plates?
>
>I've been reading a lot of older threads about using ground shields (mesh or 
>solid copper ground radial plates) at the base of an Inverted L for 160.  
>Several contend that AM broadcast stations use copper shielding at the base 
>feedpoint with radials attached around the perimeter as currents are max 
>there.  Even the length of the radials becomes a question as one thread says 
>the velocity factor of radials on the ground is 0.50 and the at the proper 
>radial length, for on ground/slightly buried radials, is more like 80 feet and 
>not one quarter wavelength.  Buried radials do not need to be resonant so my 
>question centers more on the use of a solid, or mesh, material at the base.  
>Comments on this practice please?
>
>
>Chick, NW3Y
>___________
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