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Magazine ad insert introducing RCA Photophone, 1928. In April 1928, RCA Photophone Inc. was created as a subsidiary of RCA (itself then a GE subsidiary) to commercially exploit the Photophone system. David Sarnoff was president and a member of the board of directors. The RCA system continued to use the galvanometer until the 1970s, when it became
RCA Photophone Televisions CED Videodisc TV station equipment: Studio cameras Videotape machines Film chains TV transmitters TV broadcast antennas Satellites Video game consoles: Parent: GE (1919–1932, 1986–1987) Technicolor SA [a] (trademark rights only, 1987–2022) Talisman Brands d.b.a Established Inc. (trademark, since 2022) Divisions ...
A photophone receiver and headset, one half of Bell and Tainter's optical telecommunication system of 1880. The photophone was similar to a contemporary telephone, except that it used modulated light as a means of wireless transmission while the telephone relied on modulated electricity carried over a conductive wire circuit.
It was marketed by RCA (then a GE subsidiary) as RCA Photophone. In 1929, RKO Radio Pictures became the first motion picture studio to use Photophone exclusively. Western Electric later acquired the Photophone trademark.
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RCA executive David Sarnoff engineered the merger to create a market for the company's sound-on-film technology, RCA Photophone, and in early 1929 production began under the RKO name (an initialism of Radio-Keith-Orpheum). Two years later, another Kennedy concern, the Pathé studio, was folded into the operation.
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The logo of RCA Corporation – defunct American electronics company: Date: Late 1960s–1986: Source: Unknown source: Author: