Several things, actually. Check out this great c. 1943 promo film produced by Westinghouse. Thanks to TW for alerting us to this clip.
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Several things, actually. Check out this great c. 1943 promo film produced by Westinghouse. Thanks to TW for alerting us to this clip.
One reply on “Exactly WHAT do all those tubes do?”
Really enjoyed watching this video. Thanks for sharing!
Cheers,
Tim