Our friend Grayson put a lot of effort into this very interesting timeline of tubes (aka valves, or thermatrons). Thanks Grayson!
http://hollowstatedesign.tumblr.com/
Our book: "SolderSmoke -- Global Adventures in Wireless Electronics"
http://soldersmoke.com/book.htm
Our coffee mugs, T-Shirts, bumper stickers: http://www.cafepress.com/SolderSmoke
Our Book Store: http://astore.amazon.com/contracross-20
May 19, 2024. Another Tale of Woe.
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I have an extremely limited time budget and when something that appears as
a mystery (eating into that time) it creates a sense of terrible
frustration. I ...
3 hours ago