Broadcasting Telecasting (Oct-Dec 1954)

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iiiiiaii msmam: Close-up view of the "K-26A RCA's remarkible 3-V Color Film Camsra. Heart of the 3-V is the evolutionary new, infxpensive Vidicon Camera ube-RCA-6326! NOW, "STUDIO REALISM" IN COLOR -WITH 16MM, 35MM COLOR FILM AND SLIDES The search for high quality in a Color-TV film and slide camera is ended ! After several years of intensive work with almost every conceivable approach to color film and slide reproduction, RCA Broadcast Design Engineers have now produced a superior film camera system matched by no other. This is the color film system that has outperformed . . . flying-spot scanners . . fast pull-down systems . . , continuous morion arrangements ... in actual side-by-side tests at the RCA Engineering Laboratories. This is the color film system that RCA has now adopted over its own previous "flying-spot scanner." For complete technical information on the TK-26A— the remarkable RCA 3-Vidicon color film camera that outmodes all other approaches—call your RCA Broadcast Sales Representative. In Canada, write RCA Victor Ltd., Montreal. Important for Station Men— new brochure on RCA's 3-Vidicon Camera Chain. Free, from your RCA Broadcast Sales Representative. RCA Pioneered and Developed Compatible Color Television How It Works! Light from either one of three selected color picture projectors passes into the 3-V Multiplexer. A remotely-controlled mirror arrangement reflects the incoming image through a field lens and into the 3-V Camera. Here, di chroic mirrors and color filters "split" the light into three color components— green, red, and blue. Each color component produces a VIDEO signal in a separate Vidicon camera. Video output from each cameca then goes into the Processing Amplifier in the , camera control unit. 3-VIDICON CAMERA CAMERA #3 — H "X (fJBFCWl 11 DICHROIC 1^ 3-VIDICON MULTIPLEXER VIDEO OUTPUTS TO PROCESSING AMPLIFIER : U DICHROIC |N X NO. 3 I DICHROIC I NO. 2 ^ 'i I»-4*---/-----A- i \W —