A vertical dipole require no radials as it is center fed.
Bob W6TR
----- Original Message -----
From: "Eric - VE3GSI" <ve3gsi@sympatico.ca>
To: <TowerTalk@contesting.com>
Sent: Tuesday, December 16, 2008 10:00 PM
Subject: Re: [TowerTalk] balloon supported antenna
> Gregg,
> There is a article in this January QST using a balloon loop antenna, I see
> no reason it can't be resized and used on 160 meters. It might be worth a
> look at for your project. Also, a few years back in QST there was an
> interesting article on using a kite for a 160 meters with 1/2 vertical
> dipole antenna.
>
> I suspect you would need a pile of ground radial to be effective with a
> 1/4
> vertical, while the loop might be a more wire friendly way to go and
> possibly safer. Not being a 160 meter kind of guy, I suspect others will
> verify the number of radials required for balloon vertical antenna.
> 73 Eric - Ve3gsi.
>
>
>> -----Original Message-----
>> From: Gregg Seidl
>> Subject: [TowerTalk] ballon supported antenna
>>
>> Has anyone ever done this? I want to use a weather ballon to support a
>> vertical dipole for 160 during the upcoming contest. I have plenty of
>> room
>> with no chance of the antenna hitting or coming in contact with HV
>> power
>> lines. What size ballon,where did you get it from.......??I'd only have
>> it
>> up during the contest. Gregg K9KL
>
>
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