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Re: [TenTec] 160 meters, ten ted 238 tuner, part two

To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] 160 meters, ten ted 238 tuner, part two
From: Mike Bryce <prosolar@sssnet.com>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Thu, 31 Oct 2013 15:49:37 -0400
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
Bob, John, and the gang,

I agree. 

Why the palstar can’t match at 1.825 and the Ten Tec 253 can, yet the palstar 
can easily match the doublet at 10.120 and the 253 can’t
still remains a mystery to me.


I did notice that when I added the extra feed line and extended the antenna 
length, the palstar previous setting are now way different. I don’t know how 
the roller inductor is calibrated i.e., does 200 mean more L or 200 Less ? I 
don’t know.

Without the wire extensions, 40 and 30 meters came in with a L of 79 to 83, but 
now, they are 170 to 190.

I have a half-dozen antenna couplers, all from Ten Tec and will swap in a few 
to see what happens.

The quest continues….


Mike Bryce, WB8VGE
 the heathkit shop
SunLight energy systems
J e e p
o|||||||o






On Oct 31, 2013, at 1:32 PM, John Huffman <hjohnc@gmail.com> wrote:

> I agree with Bob.  But, having no technical background I tend to do things 
> the 'ham' way.  I'd try a different 1:1 balun.  I know they should be the 
> same, but experience the problems you describe with a wound balun at times.  
> The problems are not there with a sleeve balun.  And, sometimes the sleeve 
> had problems but the wound one doesn't.  A choke balun is another thing to 
> try.
> 

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