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Hoffman Amplifiers > Other Stuff > Other Topics (Moderators: Geezer, tubenit, PRR, sluckey) > history of the sub-miniature vacuum tube.
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Author Topic: history of the sub-miniature vacuum tube.  (Read 306 times)
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DummyLoad
amp curmudgeon.
SMG
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I love tube amps
« on: July 05, 2011, 05:37:43 am »
video clip from MIT museum on the evolution of the vacuum tubes with emphasis on the sub-miniatures...

http://techtv.mit.edu/tags/760-raytheon/videos/229-the-subminiature-vacuum-tube-the-cycle-of-technology

enjoy!

--DL
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