[GreenKeys] 1940 Britih Teleprinter film

[John Lawson]

Has astounding detailed working models of the various parts of the system, including neon tubing representing the loop wiring...

https://www.youtube.com/watch?v=Mi2Sx-ZY410


John KB6SCO
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.qth.net/pipermail/greenkeys/attachments/20260819/f9f8ae4c/attachment.html>