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Re: [TowerTalk] Modeling a Cushcraft Beam

To: kb0fhp@comcast.net
Subject: Re: [TowerTalk] Modeling a Cushcraft Beam
From: GM3SEK <gm3sek@ifwtech.co.uk>
Reply-to: gm3sek@ifwtech.co.uk
Date: Tue, 10 Jan 2006 23:03:38 +0000
List-post: <mailto:towertalk@contesting.com>
D. Scott MacKenzie wrote:
> I am trying to model a modified CC 215WB for 2M SSB.  Whoever did the
> modification did a poor job, because it has no gain and poor pattern.
> Checking my model, using a known antenna (M2 2M9SSB), I get similar pattern,
> F/B and forward gain as indicated in the M2 literature - so I know my
> methodology is correct.  What is the correction factor for elements not
> insulated from the boom?
> 
You'll find some information in my 'VHF/UHF Long Yagi Workshop' pages, 
including a link to an online calculator.


73 from
Ian GM3SEK
www.ifwtech.co.uk/g3sek
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