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Re: [TowerTalk] HFTA Accuracy / Usefulness

To: <towertalk@contesting.com>
Subject: Re: [TowerTalk] HFTA Accuracy / Usefulness
From: "Bert Aaron" <k2ba@cox.net>
Date: Wed, 18 Mar 2009 15:36:09 -0500
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
At the 2004 Dayton antenna forum a presentation was given by N6BV. See
http://www.kkn.net/dayton2004/N6BV-Dayton-2004.pdf 

 

73,

 

Bert K2BA

-----Original Message-----
From: Steve Hunt [mailto:steve@karinya.net] 
Sent: Wednesday, March 18, 2009 2:38 PM
To: towertalk@contesting.com
Subject: Re: [TowerTalk] HFTA Accuracy / Usefulness

 

I developed an analysis techniques which correlates an antenna's 

vertical response with the Angle-of-Arrival statistics published by 

ARRL. Basically it gives you a "figure of merit"  for an antenna at a 

particular height on a specific path and frequency. It's a useful tool 

for analysing the trade-offs at various heights. It shows very clearly 

that an antenna CAN be too high.

 

QST will be publishing it next month or the one after. If you want a 

"sneak preview" the same material in a different form is presented on my 

web-site:

http://www.karinya.net/g3txq/hexbeam/height_2/

 

73,

Steve G3TXQ

 

W3YY wrote:

> Scott -

> 

> Yes, I think you can go too high.

> 

> 

>   

 

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