Electronics at work
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Explains the six basic functions of electronic tubes and shows how each type of tube is used in a variety of industrial and military applications. The film also shows the importance of electronics in the aluminium and magnesium industries providing the vast quantities of direct current required for speedy, economical production.
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
Original permalink · Record added 2026-01-23 03:27:43