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Thermionic tubes are works of art. It's amazing that most of the work to build these was done by hand, and yet they perform very well and are highly durable.
by kw71 12y ago
Thermionic tubes are works of art. It's amazing that most of the work to build these was done by hand, and yet they perform very well and are highly durable.
Now the article has me wondering what a DC Millimeter is. :) I think I need to get one for my metrology stack.
- dietrichepp 12y ago"Most of the work was done by hand..." Well, the machines and jigs to make them were quite sophisticated. From the video: "You'll notice that at no time are they touched by hand." Start at about 12:05: https://www.youtube.com/watch?v=GDvF89Bh27Y&t=12m05s https://www.youtube.com/watch?v=GDvF89Bh27Y&t=12m05s
- nitrogen 12y agoDoes that video cover blowing the glass?