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Re: [TowerTalk] Any thoughts on spider-beams?

To: towertalk@contesting.com
Subject: Re: [TowerTalk] Any thoughts on spider-beams?
From: Dave Thompson <thompson@mindspring.com>
Reply-to: Dave Thompson <thompson@mindspring.com>
Date: Tue, 19 Jul 2016 12:01:57 -0400 (GMT-04:00)
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>

I thought the spiderbeam sold by Vibroplex was a better antenna than most of 
the other hex beams.  Why?

1.  It is a 3 el beam on 20 and 15 and a 4 el beam on 10.  I guessed that it 
was a 2 el beam on 17 and 12.

2.  It only requires 4 spreaders not 6 like most hex beams.

I was somewhat surprised that the model supplied by K5VV was lower in gain and 
the pattern was so poor on 20/15/10 but then again I have not seen other hex 
beams modeled.

73 Dave K4JRB

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