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Joseph Henry's and Michael Faraday's work with electromagnetism jumpstarts the era of electronic communication.
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1831
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Abbe Giovanna Caselli invents his Pantelegraph and becomes the first person to transmit a still image over wires.
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1878
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in 1877 he George Carey put forwrd of what he called a seleenium camera that would allow people to see by elctriciyt
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paul nipkow ends images over wires using a rotating metal disk technology calling it the electric telescope with 18 lines of resolution.
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1920
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American Charles Jenkins and John Baird from Scotland each demonstrate the mechanical transmissions of images over wire circuits. John Baird becomes the first person to transmit moving silhouette images using a mechanical system based on Nipkow's disk. Charles Jenkin built his Radiovisor and in 1931 and sold it as a kit for consumers to put together.
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phio farnsworh files for a patent on the first completely electronic television system, which he called the Image Dissector.
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About 200 television sets are in use worldwide.
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CBS begins its TV development. The BBC begins high-definition broadcasts in London.
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Peter Goldmark invents 343 lines of the resolution color television system.
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One million homes in the United States have television sets.
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Robert Adler invents the first practical remote control called the Zenith Space Commander. It was preceded by wired remotes and units that failed in sunlight.
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1967 – Betamax, first home videotape system by Sony.
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the old tv -
1991
