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5 days ago · In 1877, Thomas Edison invented the first phonograph, which etched sound recordings onto phonograph cylinders. Unlike the phonautograph, Edison's phonograph could both record and reproduce sound, via two separate needles, one for each function.
Mar 11, 2024 · Thomas Edison, seen late in life in this video, was the most famous inventor in American history. Though he is best known for his invention of the phonograph and incandescent electric light, Edison took out 1,093 patents in a variety of fields, including electric light and power, telephony and telegraphy, and sound recording.
Mar 10, 2024 · Alexander Graham Bell, Scottish-born American inventor, scientist, and teacher of the deaf whose foremost accomplishments were the invention of the telephone (1876) and refinement of the phonograph (1886). He also worked on use of light to transmit sound, development of a metal detector, and heavier-than-air flight.
- David Hochfelder
Mar 6, 2024 · Various early attempts at the phonograph were documented in the 1800s, but the credit for the first one usually goes to Thomas Edison, who patented a working phonograph in 1877. Edison's phonograph had all the basic components of later record players, although the turntable had to be cranked by hand.
18 hours ago · Bell and his assistant Charles Sumner Tainter jointly invented a wireless telephone, named a photophone, which allowed for the transmission of both sounds and normal human conversations on a beam of light. Both men later became full associates in the Volta Laboratory Association.
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- United Kingdom (1847–1922), British-subject in Canada (1870–1882), United States (1882–1922)
Mar 6, 2024 · Peter Carl Goldmark was an American engineer who developed the first commercial colour-television system and the 33 13 revolutions-per-minute (rpm) long-playing (LP) phonograph record, which revolutionized the recording industry. Goldmark joined the Columbia Broadcasting System (CBS) Laboratories
Mar 18, 2024 · A gramophone reads records with a stylus, using disc-shaped media, while a phonograph, an older invention by Edison, uses a needle to play sound from cylindrical records. Difference Between Gramophone and Phonograph