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Re: [Amps] Used tubes

To: MIKE DURKIN <patriot121@msn.com>
Subject: Re: [Amps] Used tubes
From: Roger <sub1@rogerhalstead.com>
Date: Tue, 12 Jan 2010 19:56:50 -0500
List-post: <amps@contesting.com">mailto:amps@contesting.com>

MIKE DURKIN wrote:
> Is there a way to tell externally if a tube has been used ... Im guessing not 
> unless it was abused.
>   
Like many high power tubes, you can tell if they were put in normal 
sockets as the proper sockets use finger stock which will leave vertical 
marks on the contact rings every time the tube is put in and taken out 
of the socket.

Nor should they "rattle" when tipped back and forth.

73

Roger (K8RI)
> I just bought a GS-35B.
>
> Mike
> KC7NOA
>                                         
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