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Who Invented the First Loudspeaker?
https://www.thoughtco.com/history-of-loudspeaker-4076782#:~:text=By%20definition%2C%20a%20loudspeaker%20is%20an%20electroacoustic%20transducer,Edward%20W.%20Kellogg%20and%20Chester%20W.%20Rice.%20
Who Invented the Loud Speaker? - Lowrance Sound Company
https://lowrancesoundcompany.com/who-invented-the-loud-speaker/
Even though the original patent for loudspeakers was registered in 1877 by Ernst Siemens, it wasn’t until Rice and Kellogg completed their working model in 1924 that we first had amplified sound that acted as a foundation for all loudspeakers.
History and Types of Speakers - Edison Tech Center
https://edisontechcenter.org/speakers.html
While the electromagnet part of the speaker was invented early on in the 1860s, it took 40 more years to develop a knowledge of acoustics and materials. C.W. Rice and E.W. Kellogg finally invented it by solving the final part of the puzzle.
Who invented the sound system?
https://treehozz.com/who-invented-the-sound-system
Alexander Graham Bell patented his first electric loudspeaker (capable of reproducing intelligible speech) as part of his telephone in 1876, which was followed in 1877 by an improved version from Ernst Siemens. Secondly, what is sound system culture?
Who 'invented' the sound bar speaker? - CNET
https://www.cnet.com/tech/home-entertainment/who-invented-the-sound-bar-speaker/
Altec-Lansing introduced the very first sound bar/subwoofer system -- the Voice of the Digital Theatre -- in 1998. Even today, it still looks like a …
Origins of Sound Recording: The Inventors - Thomas …
https://www.nps.gov/edis/learn/historyculture/origins-of-sound-recording-the-inventors.htm
Thomas Edison was catapulted to international fame with his 1877 invention of the phonograph—a machine that recorded and played back anything that it “heard.”. But Edison was not the first person to record sound. That honor goes to Edouard-Léon Scott de Martinville, a French inventor who in 1857 devised his phonautograph—a machine that inscribed the …
History of the Loud Speaker | Voices.com
https://www.voices.com/blog/history-loudspeaker/
The system was invented by James Bullough Lansing, John Kenneth Hilliard, and Douglas Shearer. A system was even mounted at the 1939 New York World’s Fair, this one designed by Rudy Bozak, who worked for Cinaudagraph. The Duplex Driver. In 1943, Altec introduced their Duplex driver, which dramatically improved sound quality and performance.
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