>Are you sure it's gas, Jon? I seem to remember that some tubes produce a blue
>flouresence on the inside of the envelope when bombarded by wayward ions.
>Many mistakenly assume the tube is gassy when this occurs. A gassy tube will
>have the glow between the elements.
>
>73, Roger
Well, you have a good point...
The glow is around the top part of the tube: around the anode and the
upper part of the glass envelope. I always thought that nice blue glow
was gas.
When you say between the elements do you mean inside the plate fins?
73,
Jon
KE9NA
-------------------------------------
Jon Ogden
KE9NA
http://www.qsl.net/ke9na
"A life lived in fear is a life half lived."
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