The tower made with Rohn 25 will be in the 63-65 foot range. Before cutting
all those radials to 60 feet, you should read Al Christman's (K3LC) article
on optimum radial lengths that was published in the March 2004 NCJ.
Bob W6TR
----- Original Message -----
From: "R. Kevin Stover" <rkstover@mchsi.com>
To: "Gregg Seidl" <k9kl@centurytel.net>
Cc: <TowerTalk@contesting.com>
Sent: Thursday, April 05, 2007 8:01 AM
Subject: Re: [TowerTalk] vertical height
Gregg Seidl wrote:
> Can anyone tell me what height of Rohn 25 is needed to resonate at 3.8
> Mhz?I'm installing an insulated from ground tower and using Array
> Solutions
> 160/80 and 75 tuner.It requires that 75 be resonate then switches in coils
> to resonate on the other bands.I will be using 5 10 foot sections,one
> tapered top section and then whatever I need in 1 and 1/4 inch
> conduit(pipe).Jay says it needs about 60 60 foot radials which is no
> problem
> and I may have some longer then that and will most likely roll out some
> chicken mesh in winter.Just trying to minimize my tower climbing. Gregg
> K9KL
>
>
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>
234/3.8 will get you in the neighborhood.
--
R. Kevin Stover ACØH
K2/100 #4684
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