I would leave it alone. It's worked for years like that!
If you did as suggested, the diameter of the tubes vs. the wire would come
into play. It would not be a one-for-one exchange.
73
Jim W7RY
--------------------------------------------------
From: "Tom_N2SR" <tom_n2sr@yahoo.com>
Sent: Sunday, September 25, 2011 7:34 AM
To: <towertalk@contesting.com>
Subject: [TowerTalk] TH6DXX matching/beta tubes question
>
>
> Hello All!
>
>
> I have a TH6DXX that I will be refurbishing soon (and it will be for sale
> after that).
>
> I know there are several versions of this antenna. Mine has the standard
> beta tubes
> which terminate into a loop of aluminum wire approximately 12 inches long,
> which is
>
> then grounded to the boom.
>
>
> My question is, could I purchase longer beta tubes, cut them so they would
> match the
>
> length of the current beta tubes + aluminum wire, and then use the same
> type of beta
>
> tube grounding mechanism that is used on the TH7DX antenna?
>
> Would that change the feedpoint impedance?
>
>
> Thanks!
>
> Tom, N2SR
> _______________________________________________
>
>
>
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