R L Measures wrote:
> On Jul 31, 2006, at 6:09 AM, k7fm wrote:
>
>
>>Rich asked:
>>
>>"So why didn't the entire envelope melt, Mr. Rauch?"
>>
>>A hole lets the imprisoned vacuum out. Strangely, at that point,
>>the heat goes away also. That stops the meltdown. Sort of like a
>>fuse.
>
>
> A small hole was near the anode stem. There was no indication of
> excessive heat on the sides. Had the glass softened from anode IR
> radiation, would not the sides of the glass have softened a bit?.
Is there any form of manufacturing defect, or damage, which could
account for what happened?
Rich, please clarify:
Are we talking about an Eimac 3-500Z?
Who witnessed this happen?
Did it happen more than once?
Thanks,
Steve
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|