>
>-
>That would seem like a tremendous effort on the part of
>Svetlana. I would actually suspect them to just replace
>the tube and throw the old one into storage. As long
>excessive returns were not a problem.
Eimac tosses kaput tubes that are under warranty into the scrap bucket.
However, barium transfer should be pretty easy to measure with dc, Of
course, this depends on heater V and hours, so I don't see how Svetlana
can come up with an hours figure.
cheers, Skipp
>>
>//From: 2 <2@vc.net>
>>
>>What other magic length of service indicator can one install
>>inside the actual tube..? Maybe this one got by me...
>>
>// Perhaps they measure the amount of barium transferred
>//to the control grid by evaporation from the cathode?
>
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