MDSA02H3 Chapter Notes - Chapter 6: Boston Marathon Bombing, Electromagnetic Spectrum, Broadcast Network

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10 Mar 2019
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For example, in 1949, the lone ranger rode over to television from radio, where it had originated in 1933. In its novelty stage, television"s earliest pioneers were trying to isolate tv waves from the electromagnetic spectrum (as radio"s pioneers had done with radio waves). It began in russia in 1907, when physicist boris rosing improved nipkow"s mechanical scanning device: rosing"s lab assistant, vladimir zworykin, left russia for america in 1919 and went to work for westinghouse and then rca. Farnsworth had to rely on his high school science teacher to retrieve his original drawings from 1922. Finally, in 1930, farnsworth received a patent for the first electronic television: after the company"s court defeat, rca"s president, david sarnoff, had to negotiate to use. Setting technical standards: figuring out how to push tv as a business and elevate it to a mass medium meant creating a coherent set of technical standards for product manufacturers.

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