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Invention of TV

Invention of TV

The first Television was patented by Paul Gottlieb Nipkow in 1884.

 

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Kimberly Bear

Kimberly Bear

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The 1960's saw profound technological change: videotape arrived, and viewers began seeing their news in color.

Article: Television: The History
Source: Television: The History

Around 1907, two separate inventors, A.A. Campbell-Swinton from England and Russian scientist Boris Rosing, used the cathode ray tube in addition to the mechanical scanner system, to create a new television system.

Article: The History Of Television
Source: The History Of Television

It was in the years immediately preceding WWII that the television industry we know today was born.

Article: History of Communications...
Source: History of Communications...
Kimberly Bear

Kimberly Bear

39 Knowledge Cards 

RCA's David Sarnoff used his company's exhibit at the 1939 World's Fair as a showcase for the 1st Presidential speech on television and to introduce RCA's new line of television receivers – some of which had to be coupled with a radio if you wanted to hear sound.

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Television was actually invented long before the technology to make it a reality came into being. As early as 1876 Boston civil servant George Carey was thinking about complete television systems and in 1877 he put forward drawings for what he called a "selenium camera" that would allow people to "see by electricity."

Article: History of Communications...
Source: History of Communications...

By the time modern television became a reality, in the mid 1930s, there had already been over 50 serious proposals for television.

Article: BBC Celebrating 90 Years
Source: BBC
Kimberly Bear

Kimberly Bear

39 Knowledge Cards 

The competition was truly international, with inventors and companies working in 11 different countries.

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Up to the 1920s, television was still called by a variety of names including: Radiovision, Seeing by Wireless, Distant Electric Vision, Phototelegraphy, The Electric Telescope, Visual Listening, Telectroscopy, Hear-Seeing, Telephonoscope, Audiovision, Radio Movies, The Radio Kinema, Radioscope, Lustreer, Farscope, Optiphone, Mirascope.

Article: BBC Celebrating 90 Years
Source: BBC

RCA, the company that dominated the radio business in the United States with its two NBC networks, invested $50 million in the development of electronic television.

Article: History of Television - M...
Source: History of Television - M...

The development of the television system was plagued by lack of money and by challenges to Farnsworth's patent from the giant Radio Corporation of America (RCA).

Article: Television History - Inve...
Source: Television History - Inve...

Electronic television was first successfully demonstrated in San Francisco on Sept. 7, 1927.

Article: History of Television - M...
Source: History of Television - M...
Kimberly Bear

Kimberly Bear

39 Knowledge Cards 

The system was designed by Philo Taylor Farnsworth, a 21-year-old inventor who had lived in a house without electricity until he was 14.

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Earlier TV devices had been based on an 1884 invention called the scanning disk, patented by Paul Nipkow.

Article: Television History - Inve...
Source: Television History - Inve...
Kimberly Bear

Kimberly Bear

39 Knowledge Cards 

Riddled with holes, the large disk spun in front of an object while a photoelectric cell recorded changes in light. Depending on the electricity transmitted by the photoelectric cell, an array of light bulbs would glow or remain dark. Though Nipkow's mechanical system could not scan and deliver a clear, live-action image, most would-be TV inventors still hoped to perfect it.

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Television was not invented by a single inventor, instead many people working together and alone over the years, contributed to the evolution of television.

Article: The Invention of Tel...
Source: Timeline - The Invention ...
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