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Re:Glowing mercury thyratrons: inside a 1940s Teletype switc... by Aardwolf on Tuesday September 11, 2018 @06:14AM (#17958412)
Reminds me a bit about this thing covered by photonicinduction:

https://www.youtube.com/watch?v=QY6V2syGnZA

Fortunately he didn't "pop" that one "for science" unlike most other things he covers, it's too valuable :D

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