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Re: [Amps] Burn-in for Eimac?

To: amps@contesting.com
Subject: Re: [Amps] Burn-in for Eimac?
From: Steve Thompson <g8gsq@eltac.co.uk>
Date: Mon, 16 Jan 2006 07:41:20 +0000
List-post: <mailto:amps@contesting.com>

Bill Turner wrote:
> Some of the Russian tubes require a burn-in period after years of 
> storage to de-gas the vacuum. I've never heard of this applied to 
> Eimac tubes, but should it be? In other words, is it a good idea for 
> any tube or just something unique to the Russian designs?

Debates will rage over whether it's necessary, but I can't see how it 
can do any harm.
> 
> I'm getting ready to fire up an 8877 that has been sitting for about 
> eight years. It passed the AG6K hi-pot test with flying colors.

My first reaction is to think it's ready to go - but it's been cold for 
8 years. I don't know if there's a risk of outgassing when it's heated 
up for the first time.

Steve
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