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Re: [TenTec] Centurion Amplifier history

To: tentec@contesting.com
Subject: Re: [TenTec] Centurion Amplifier history
From: carboyhat@juno.com
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Fri, 16 Mar 2012 06:11:35 -0400
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
Kim, Check out W8JI.com and go down to vacuum tubes in amplifiers
article.  He gets into the topic of
activating the 'getter' in tubes to remove oxygen.  

Bob, AA4AI, Watkinsville GA
On Thu, 15 Mar 2012 12:54:36 -0700 (PDT) Kimberly Elmore
<cw_de_n5op@sbcglobal.net> writes:
> I've heard all sorts of variations on "burn-in." Is the appropriate 
> burn-in 
> different for thoriated tungsten cathodes vs. oxide cathodes? What's 
> an 
> authoritative recommendation?
> Kim N5OP
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