November 24, 2011

Westinghouse Film - Electronics At Work - Electronic Tubes Explained

In this 1943 film by Westinghouse, the six basic functions of vacuum tubes are explained along with how each type of tube is used in industrial and military applications.
  • Rectify
  • Amplify
  • Generate
  • Control
  • Transform light into current
  • Transform current into light
This is a well-done educational film.  Provides a very nice tube tutorial for those of us who have grown up in the solid state / digital age taking some of the mystery out what these devices are all about.

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