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Re: [TowerTalk] Quad Design...

To: <towertalk@contesting.com>, "Dino Darling" <k6rix@earthlink.net>
Subject: Re: [TowerTalk] Quad Design...
From: "Floyd Sense" <sentek@sprintmail.com>
Reply-to: Floyd Sense <sentek@sprintmail.com>
Date: Mon, 22 Mar 2004 12:14:44 -0500
List-post: <mailto:towertalk@contesting.com>
No reason to go with a boom that long.  8' is quite adequate and much easier
to handle when erecting.

K8AC

----- Original Message ----- 
From: "Dino Darling" <k6rix@earthlink.net>
To: <towertalk@contesting.com>
Sent: Monday, March 22, 2004 2:04 AM
Subject: [TowerTalk] Quad Design...


> Greetings!
>
> I rescued an old Cubex 2-element, tri-band quad.  I would like to build a
> 2-element 20 meter beam centered on 14.250Mhz for Field Day.  Knowing that
> this antenna is a compromise for the three bands, it is my belief that it
> could be optimized for 20 meter phone.
>
> Would someone here be willing to MODEL a 2 element quad centered on
> 14.25Mhz on a 12' x 3" boom using 14 gage wire?  Forward gain would be the
> most desired parameter.  Since this beam will only be up for 24 hours and
> pointed east, F/B is not a major criteria.  Bandwidth with the quad will
be
> plenty and therefore a non-issue too.  Also, everything I've read says I
> need to use RG-11 as a matching transformer.  Can I feed this directly
with
> 50-ohm cable and a simple 10-turn balun?
>
> I may have a longer boom available if you suggest a longer boom.  The ARRL
> antenna book says 13'.  I would like to know what YOU think!
>
> I do plan on buying a modeling program in the future, but at this time,
> your help and suggestions would really be appreciated!!!!  Thank You!
>
>
> Dino...k6rix@earthlink.net
>
>


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