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Topband: Length of inverted-L antenna for use with K2AV counterpoise

To: <w0uce@nc.rr.com>, <topband@contesting.com>
Subject: Topband: Length of inverted-L antenna for use with K2AV counterpoise
From: "Steve Ireland" <vk6vz@arach.net.au>
Date: Fri, 9 Dec 2011 17:46:11 +0800
List-post: <topband@contesting.com">mailto:topband@contesting.com>
Hi Jack

 

One question in regard to your drawing of the 160m antenna you use with
K2AV's FCP counterpoise.  Are you using a resonant quarter wave antenna
(i.e. about 132' total length) with the counterpoise, or an extended
inverted 5/16 or 3/8 wave antenna?  I am guessing the former, but am also
wondering if you have tried to use the latter, tuned with a series capacitor
to remove the inductive reactance at the feedpoint.

 

In the drawing, the length of the horizontal top section of your inverted-L
is given (84.5 feet), but not the length of the vertical bottom section.

 

Vy 73

 

Steve, VK6VZ

 

 

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