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A television set, also called a television receiver, television, TV set, TV, or telly, is a device that combines a tuner, display, and speakers for the purpose of viewing television. Introduced in the late 1920s in mechanical form, television sets became a popular consumer product after World War II in electronic form, using cathode ray tubes .
A PA-302 General Precision Laboratories (GPL) kinescope (c.1950–1955). Its movie film camera, bolted to the top of the cabinet, used Kodak optics.. Kinescope / ˈ k ɪ n ɪ s k oʊ p /, shortened to kine / ˈ k ɪ n iː /, also known as telerecording in Britain, is a recording of a television program on motion picture film directly through a lens focused on the screen of a video monitor.
Broadcast live by the BBC using John Logie Baird's 30-line mechanical television system, part of this performance was recorded onto a 7" aluminum disc using a primitive home recording process called Silvatone. This footage, which runs to just under four minutes, is the oldest surviving recording of broadcast television.
The elements of a simple broadcast television system are: . An image source. This is the electrical signal that represents a visual image, and may be derived from a professional video camera in the case of live television, a video tape recorder for playback of recorded images, or telecine with a flying spot scanner for the transfer of motion pictures to video).
Telecine (/ ˈ t ɛ l ə s ɪ n eɪ / or / ˌ t ɛ l ə ˈ s ɪ n eɪ /), or TK, is the process of transferring film into video and is performed in a color suite. The term is also used to refer to the equipment used in this post-production process. [1]
Electronicam was a television recording system that shot an image on film and television at the same time through a common lens. It was developed by James L. Caddigan for the DuMont Television Network in the 1950s, before electronic recording on videotape was available.
RCA demonstrated the magnetic tape recording of both black-and-white and color television programs at its Princeton laboratories on December 1, 1953. [5] [6] The high-speed longitudinal tape system, called Simplex, in development since 1951, could record and play back only a few minutes of a television program. The color system used half-inch ...
Ampex's quadruplex magnetic tape video recording system has certain limitations, such as the lack of clean pause, or still-frame, capability, because when tape motion is stopped, only a single segment of the picture recording is present at the playback heads (only 16 lines of the picture in each segment), so it can only reproduce recognizable ...