Receiving Radio Messages

Duration: 11

Year Published: 1943

Creator: Encyclopedia Britannica Films

Format: 16mm

Color: B&W

Sound: sound

Description: Uses animated drawings to explain the principles of a radio receiver, the problem of tuning, the capacity of the variable condenser, the inductance of the coil and resonance. Demonstrates the need of detection.

Complete Record: Simplifies, with animated drawings, the understanding of the basic principles of radio reception. Explains the function of the variable condenser and emphasizes mutual inductance, self inductance, and resonance. Demonstrates how a crystal detects radio waves, and how an earphone produces audible sound waves.

Metadata Source:Educational Film Guide 1946

2 users have this film:
Indiana University Library Moving Image Archive, University of Georgia Walter J Brown Media Archives and Peabody Collection

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Original permalink · Record added: 2023-02-27 03:32:52