[TowerTalk] Modeling a Cushcraft Beam

[D. Scott MacKenzie]

IAN:

THAT IS AN EXCELLENT PAGE - answered my  questions....I also recommend this
that I found:

http://www.k7mem.150m.com/Electronic_Notebook/antennas/yagi_vhf.html#Page_To
p

-----Original Message-----
From: towertalk-bounces at contesting.com
[mailto:towertalk-bounces at contesting.com]On Behalf Of GM3SEK
Sent: Tuesday, January 10, 2006 6:04 PM
To: kb0fhp at comcast.net
Cc: TowerTalk at contesting.com
Subject: Re: [TowerTalk] Modeling a Cushcraft Beam


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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