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[TowerTalk] balun design summary and data

To: <towertalk@contesting.com>
Subject: [TowerTalk] balun design summary and data
From: jreid@aloha.net (Jim Reid)
Date: Fri, 16 Jul 1999 09:11:41 -1000
John asked:

> Yet no one has told a bad story or cautioned us about 
>using the Force 12  yagis QRO at heavy duty 
>cycles - right??......  I asked about this once before, 
>and the responses  were 100% in agreement that the 
>Force 12 yagis could take power and heavy  duty cycle.)
> I'd like to know if others would worry about this.

So what happens to your operation once the bead
balun gets hot and experiences the "big bang" ?

Does your vswr go up?  Does the antenna efficiency
become lousy?  Maybe the driven element is no
longer balanced?  How do you know down in the
shack that the balun is now NG?

73,  Jim,  KH7M



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