A Modern Aladdin's Lamp

A Modern Aladdin's Lamp

1940
22min

With Western Electric Vacuum Tubes in the starring roles, this film tells the fascinating story of tube development from the first crude bulbs of Edison and De Forest to the powerful and efficient tubes in use today, and shows the prominent part they play in radio, long-distance telephony, public address systems, sound motion pictures and the phonograph.

A Modern Aladdin's Lamp

Storyline

With Western Electric Vacuum Tubes in the starring roles, this film tells the fascinating story of tube development from the first crude bulbs of Edison and De Forest to the powerful and efficient tubes in use today, and shows the prominent part they play in radio, long-distance telephony, public address systems, sound motion pictures and the phonograph.
    Released
    10/20/1940
    Runtime
    22min
    Genre
    Status
    Released
    Language
    English
    Production
    Audio Productions Inc.
Cast
Logo
Nuxt Movies
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