Want to support this channel and help us preserve old films? Visit Visit our website This black-and-white educational film from 1952, “Television: How it Works” was created with educational collaborator Marvin Camras and produced by John Smart. The film explains the science of TV signal transmission. Credits (0:18–0:29): “Educational Collaborator: Marvin Camras, Senior Physicist, Armor Research Foundation, Illinois Institute of Technology, Sound RCA System.” Fade up on skyscraper with TV tower viewed from street-level (0:29). Door labeled “control room – no admittance” (narrator: “inner sanctum of a television station”) (0:40). Two men at switchboard pressing buttons (hands) (0:40). Young man in button-down shirt switches on home TV set (0:55). Zoom: screen. Flipping through TV channels: view of harbor (“news”), man performing on stage (“entertainment”), two people conducting physics experiment using bell (“education”), man diving in front of audi
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