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Philo Taylor Farnsworth (August 19, 1906 – March 11, 1971) was an American inventor and television pioneer. [2] [3] He made the critical contributions to electronic television that made possible all the video in the world today. [4]
Family watching TV, 1958. The concept of television is the work of many individuals in the late 19th and early 20th centuries. The first practical transmissions of moving images over a radio system used mechanical rotating perforated disks to scan a scene into a time-varying signal that could be reconstructed at a receiver back into an approximation of the original image.
In a belt-drive turntable the motor is located off-center from the platter, either underneath it or entirely outside of it, and is connected to the platter or counter-platter by a drive belt made from elastomeric material. The direct-drive turntable was invented by Shuichi Obata, an engineer at Matsushita (now Panasonic). [61]
This list should not be interpreted to mean the whole of a country had television service by the specified date. For example, the United States, Great Britain, Germany, and the former Soviet Union all had operational television stations and a limited number of viewers by 1939. Very few cities in each country had television service.
Garrard 401 turntable with SME 3009 tonearm. The Garrard 301 Transcription Turntable was the first transcription turntable that supported all extant commercial playback formats – the 33, 45 and 78 rpm records of the time. The first model was the Garrard 301.
An advertisement for Edison New Standard Phonograph, 1898 An advertisement for the Columbia Grafonola. This is a list of phonograph manufacturers.The phonograph, in its later forms also called a gramophone, record player or turntable, is a device introduced in 1877 for the mechanical recording and reproduction of sound.
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).
The Academy of Television Arts & Sciences, best known for the annual Emmy Awards, commemorates the contributions of Jenkins to the television industry by naming one of the academy's most prestigious awards after him: the Charles F. Jenkins Lifetime Achievement Award is a special engineering honor to an individual whose contributions over time ...