[Milsurplus] Sperry 2J64 Magnetron

Hubert Miller kargo_cult at msn.com
Fri May 9 16:06:34 EDT 2025


A worthwhile article, thanks !
I have a Bell System publication around here with a photo article on manufacturing of a magnetron. It's in my que to scan that article and make it more widely available.
I remember working in a surplus store in Seattle and seeing WW2 T-R tubes with the box stamped "SLAP THE JAPS". I know some ppl collect artistic tube boxes from the mid and late 1930s. I wonder if some of these boxed WW2 special tubes, like lighthouse or TR survived.
I also remember a couple years earlier in electronics school, somehow getting across the B+ voltage of a 2K25. One of those occasions where you just have to step aside and think and lecture yourself.
-Hue Miller



Sent from my Galaxy


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