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Technical Topics => The RF Workbench => Topic started by: europirate on September 14, 2024, 1335 UTC

Title: Crystal manufacture in the 1940s
Post by: europirate on September 14, 2024, 1335 UTC
I recently stumbled across this video on YouTube:

https://youtu.be/fKprsCNLUlE?si=nvAyhu-w_rxcyn-o

Apologies if people have already seen it, but it was new to me and absolutely facinating how labour intensive the process was back then.