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  2. Quadruplex telegraph - Wikipedia

    en.wikipedia.org/wiki/Quadruplex_telegraph

    The technology was invented by Thomas Edison, who sold the rights to Jay Gould, the owner of the Atlantic and Pacific Telegraph Company, in 1874 for the sum of $30,000 (equivalent to $808,000 in 2023). Edison had previously been turned down by Western Union for the sale of the Quadruplex. This proved to be a grave mistake.

  3. Thomas Edison - Wikipedia

    en.wikipedia.org/wiki/Thomas_Edison

    Edison in 1861. Thomas Edison was born in 1847 in Milan, Ohio, but grew up in Port Huron, Michigan, after the family moved there in 1854. [8] He was the seventh and last child of Samuel Ogden Edison Jr. (1804–1896, born in Marshalltown, Nova Scotia) and Nancy Matthews Elliott (1810–1871, born in Chenango County, New York).

  4. Timeline of electrical and electronic engineering - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_electrical_and...

    Thomas Edison discovers thermionic emission. This effect forms the basis for the vacuum tube and the cathode ray tube. approximately 1893: The selenium phototube invention allows the conversion of brightness values into electrical signals. The principle is applied in wirephoto and television technology for a short time.

  5. The Wizard of Evergreen Terrace - Wikipedia

    en.wikipedia.org/wiki/The_Wizard_of_Evergreen...

    In the episode, Homer, realizing his life is half-over and that he has not accomplished anything, begins to admire Thomas Edison and decides to create inventions to follow in Edison's footsteps and make his life worthwhile. The idea behind "The Wizard of Evergreen Terrace" came from Dan Greaney, who assigned John Swartzwelder to write the episode.

  6. List of Edison patents - Wikipedia

    en.wikipedia.org/wiki/List_of_Edison_patents

    Edison demonstrated the device for the first time on November 29, 1878. The device recorded on a phonograph cylinder using up-down (vertical) motion of the stylus. Edison's patent specified that the audio recording was embossed. U.S. patent 0,200,993 – Acoustic Telegraphs; U.S. patent 0,200,994 – Automatic-Telegraph Perforator and Transmitter

  7. Want to know the best things in Myrtle Beach? These area ...

    www.aol.com/want-know-best-things-myrtle...

    They are both property managers, which brings them to the Myrtle Beach area regularly. “We love Myrtle Beach,” Tierney said. They started the channel on a dare by their children, and then ...

  8. Sound recording and reproduction - Wikipedia

    en.wikipedia.org/wiki/Sound_recording_and...

    Thomas Edison's work on two other innovations, the telegraph and the telephone, led to the development of the phonograph. Edison was working on a machine in 1877 that would transcribe telegraphic signals onto paper tape, which could then be transferred over the telegraph again and again. The phonograph was both in a cylinder and a disc form.

  9. Hear Thomas Edison's talking doll that scared kids in 1890

    www.aol.com/news/2015-05-06-hear-thomas-edisons...

    Thomas Edison invented a lot of things, including the doll version of the day after tomorrow. In the 1800's Edison figured out a way to record sound and he brought that technology to dolls.