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Re: [TenTec] What makes the 238 good or any other tuner good?

To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] What makes the 238 good or any other tuner good?
From: "Scott Harwood" <scotth@hsc.edu>
Reply-to: scotth@hsc.edu,Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Wed, 18 Jan 2006 15:45:34 -0500
List-post: <mailto:tentec@contesting.com>
I agree.  I have a Palstar 1500 balanced line tuner and it is  the finest I 
have ever owned.  I use it with a 2.2 MHz full wave loop (not a typo but that's 
another story)fed with 450 ohm open line. You do need a "cheat sheet", however. 
 With the two capacitor and one inductor knobs was well as High/Low C and L 
swiches, it's almost impossible to rapidly tune up on a new band without it.

Scott K4VWK
---------- Original Message ----------------------------------
From: Randy Russe3ll <lord_russell53@yahoo.com>
Reply-To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date:  Wed, 18 Jan 2006 12:18:23 -0800 (PST)

>Palstar tuners are the best tuners currently
>manufactured on the commercial market. The 1500cv is a
>T compared to your previous L's.  When you compare the
>two on your windom, which by design stays relatively
>low in swr range for multi-band use, you might not see
>the difference or advantage.  Have you tried comparing
>the two on any Hi-Z loads? Or low Z loads? Maybe you
>would see a bit more of a difference.  Have no
>experience with the T type myself.  Currently use a
>Johnson Matchbox or another homebrew Kilowatt link
>coupled balanced design I have. It's faster, I think,
>to just go too my cheat sheet numbers, hit the tune
>button on the Omni,  and operate, than it is to tune
>up an "L" anew each time. I'm able to get a 1:1 swr
>anywhere, on any band, with no baluns and the lowest
>loss possible from a tuner on my 140 foot dipole, 600
>ohm open wire feed.  Next time maybe try the Palstar
>1500 Balanced tuner! 73s       
>
>--- Rich McCabe <r.mccabe@1967z28.com> wrote:
>
>> I have been messing around with tuners. I currently
>> have a 238a and have 
>> owned a couple 238 (old style) as well.
>> 
>> I think I am spoiled and really did not know it. The
>> 238a has been a great 
>> tuner and I have no complaints. I guess its a little
>> bland looking, but 
>> thats not really its job is it?
>> 
>> Anyway, I got an itch and bought a new Palstar
>> 1500CV.
>> 
>> I use these on a Carolina Windom.  The 238 is broad
>> and easy to find a 
>> match.  The Palstar is a fair amount of work and
>> although I can find a 
>> perfect match, it only comes after lots of tweaking
>> between the input and 
>> output caps and roller inductor. You definitly need
>> a cheat sheet with the 
>> Palstar.
>> 
>> At first I could not understand why the Palstar had
>> a turns 
>> counter/reduction on the caps, but I know know its
>> so sensitive you would 
>> not be able to tune it otherwise.
>> 
>> So the question is...
>> 
>> What makes a good tuner? I have heard people talk
>> about "Q" when it comes to 
>> tuners.
>> 
>> I am sure the ability to easily tune and find a
>> match is one thing, but does 
>> that really mean that its a great tuner?
>> 
>> Right now, I from a tuning standpoint the Ten-Tec
>> wins hands down !  But is 
>> that all I should consider?
>> 
>> 73,
>> 
>> Rich
>> kd0zv
>> 
>> 
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>> 
>
>
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