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Re: [TowerTalk] Change in Frequency As Antenna Height Rises

To: towertalk@contesting.com
Subject: Re: [TowerTalk] Change in Frequency As Antenna Height Rises
From: Steve Hunt <steve@karinya.net>
Date: Wed, 1 Jun 2016 14:04:52 +0100
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
Just found one a plot I did a while ago:
http://www.karinya.net/g3txq/temp/dipole_vs_cobweb_tuning.png

Steve G3TXQ

On 01/06/2016 09:42, Steve Hunt wrote:
Dan,

If you have the time, you might want to try plotting resonant frequency vs height for a linear half-wave dipole and comparing it with one bent into an almost closed square, as in the "cobweb" design. You'll find the cobweb shape is _much_ less dependent on height.

Steve G3TXQ


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