Pete,
The only tubes I have seen with pink ceramic is the russian ones that I've
bought off of Ebay and from friends. I have to wonder if the russian ones have
BeO?
73,
Mike
----- Original Message ----
From: Pete Smith <n4zr@contesting.com>
To: mike kendall <ke6cvh@yahoo.com>
Sent: Tuesday, December 11, 2007 10:04:21 PM
Subject: Re: [Amps] 4CX250 MSDS SHEET
Isn't BeO ceramic pink?
73, Pete N4ZR
At 05:26 AM 12/11/2007, you wrote:
>Hello,
> We have a piece of equipment at work with quite a few 4CX250M (Mobile
> version that is more rugged than the 4CX250R) tubes in the equipment. I
> was asked if the ceramic portion of the tube is berrylium oxide or if
> there is any berrylium oxide in the tubes. I am fairly certain that is
> the case but could not find any hard data on the internet to confirm so
> am asking the group if that is the case.
>73,
>Mike
>
>
>
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