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Re: [TenTec] Centurion issue - capacitor arc over repair technique

To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] Centurion issue - capacitor arc over repair technique
From: Robert <rmcgraw@blomand.net>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Sat, 24 May 2014 09:01:49 -0500
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
I don't like to "file" cap plates. Nor do I like adding any material. Air is 
best. Aluminum can easily be reformed using a smooth round bar to move the 
rough edges. There is a name for this method but it slips my mind at present. 

73
Bob K4TAX


Sent from my iPhone

> On May 24, 2014, at 8:47 AM, David Propper <k2dp@charter.net> wrote:
> 
> All,
> 
> There was an article in QST within the past couple of years that showed a 
> solution to this arc over repair problem:
> 
> file down the arc over on the capacitor plates (rotor or stator)
> cover the damaged area using "Kapton" tape. Kapton is a HV insulation 
> material that was originally used on mil-spec wiring as insulation.  It is 
> available from several sources. I recently saw it in a Stanley Supply and 
> Services 2014 Spring Supplement Catalog, page 11 of the 2014 Spring 
> Supplement, "Kapton Masking Tape".  Check the article in QST because the type 
> of Kapton tape recommended may actually be of a greater thickness than what 
> Stanley is selling.
> 
> fyi, I have a Centurion amp that requires the same repair.
> 
> 
> 73 and hope that this is helpful,
> Dave, K2DP, St. Louis, MO
> 
> 
>> On May 24, 2014, at 4:43 AM, Wade Staggs <tvman1954@gmail.com> wrote:
>> 
>> *Although they do not advertise it as such. With over 40 years in the TV
>> business. We have in the past repaired a High Voltage Arc many times with
>> JB Weld. When they used HV Tripler's, with a patch to one and After it
>> dried/cured ..... No more arc. Lots of times this was 25,000 volts at 15
>> KHZ. Use at your own risk.*
>> 
>> *This was never done on Customer Sets! But, when you were a good TV Man
>> back in the day. Friends and Family, Personal Sets and such. Everybody was
>> your Bestest Friend when their TV Broke ..........*
>> *
>> Wade/KJ4WS*
>> 
>> 
>>> On Sun, May 11, 2014 at 8:55 AM, P C A <xtraham58@hotmail.com> wrote:
>>> 
>>> I goofed big time. In a hurry I clicked on a spot on my logging program,
>>> the Orion switched as it should. the Amp was already on that band, but the
>>> antenna was not. Anyway, I arched over the Tune Cap. I found the bad spot
>>> and used pattern files to smooth the burs out and polished the area with
>>> Scotch Brite. From yrs of experience I knew at best this would be temporary
>>> and it was. In the past I had some high voltage insulation, I think it was
>>> called Gliptol???? It worked in some cases.Any Ideas before I buy a new
>>> Capacitor from TenTec.Tnx Andy,W3LI
>>> _______________________________________________
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