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Old 11th Apr 2016, 10:42 am   #3
kellys_eye
Octode
 
Join Date: Jan 2014
Location: Oban, Scotland, UK.
Posts: 1,129
Default Re: Thermionic valve construction

That's a good example, thanks Andy. I can extrapolate the dimensions of the internal parts from the known size of the finished envelope.

Even now I am amazed at how intricate the construction was and the practical uses to which the finished product was put. Far from being 'old technology' it is just disappointing there aren't more in use today!

I'll do a trial construction in Sketchup using the details in your link.
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