Re: EL84 variety and screen grid glow

In article <48125FEF.7811EFF@[EMAIL PROTECTED]
>,
 Patrick Turner <info@[EMAIL PROTECTED]
> wrote:

> I have seen glowing screen grids in tubes dear boy.
> 
> Especially in EL34 when the screen wires have drooped a bit after 
> excessive heating traumas.
> 
> But sometimes in badly made tubes.
> 
> Open your eyes, use a magnifying glass.
> 
> And the OP said the glow went away when the Ia was cut off.
> And that happens. No Ia, and no Ig2.

In my experience No Ia and Ig2 goes through the ceiling, causing a 
bright glow from the screen grid resulting in quick destruction.


Regards,

John Byrns

-- 
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