2 wrote:
>>High enough to initiate a plate supply short through the tube?
>
>If the anode-grid path shorted, there would be an arc-mark on the grid.
>I have not seen one in a grid-fil shorted tube -- nor have I found a
>shorted tube that was gassy. I doubt that Mr. Rauch's disappearing gas
>theory is possible without direct intervention from the Fairy Godmother.
>
Since you persistently refuse to understand how a getter works, or to
accept that arcs can happen in tubes that appear perfectly good, you're
unlikely to find much evidence to change your mind.
--
73 from Ian G3SEK 'In Practice' columnist for RadCom (RSGB)
Editor, 'The VHF/UHF DX Book'
http://www.ifwtech.co.uk/g3sek
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