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[TowerTalk] Low phone setting on TH7

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Subject: [TowerTalk] Low phone setting on TH7
From: harpole@pegasus.cc.ucf.edu (Charles H. Harpole)
Date: Mon, 25 Aug 1997 16:35:39 -0400 (EDT)
Make the elements 1 and 1half inch longer on both sides of the boom or
totally ?????  K4VUD


On Mon, 25 Aug 1997, Fred Hopengarten wrote:

> From:
> Fred Hopengarten  K1VR               617/259-0088
> Six Willarch Road
> Lincoln, MA 01773-5105
> permanent e-mail address:  fhopengarten@mba1972.hbs.edu
> 
> On Sun, 24 Aug 1997 22:51:21 -0400 (EDT) "Charles H. Harpole"
> <harpole@pegasus.cc.ucf.edu> writes:
> >I too want to know about a low phone setting for the TH7.  de K4VUD
> 
> 
> K1VR writes:
> 
>       I quote, in full, from an NCJ short  which appeared on page 19 of
> an issue in late 1989 or early 1990 (but I don't know which issue):
> 
> 
>       According to K6LRN in the Northern California DX Club "DX'er,"
> the disappointing SWR of the stock TH-7 at the extreme low end of the
> (CW) bands can be remedied.  Per Hy-Gain, lengthen the 1-1/8 inch section
> of RDE-2 and FDE-2 (the driven elements) by 1 1/2 inches to improve the
> low end SWR.  The down side is that the SWR goes up in the 29.0 to 29.7
> segment, which shouldn't bother too many contesters.
> 
> 
> 
>       (Note to KA9FOX:  Please put this on your web page as eternal
> TH7DXX information. I've typed it out three times now for this reflector
> or the Contest reflector.)
> 


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