History of audio. By: ashunte collins. 1877 . Thomas Alva Edison, working in his lab, succeeds in recovering Mary's Little Lamb from a strip of tinfoil wrapped around a spinning cylinder. He demonstrates his invention in the offices of Scientific American, and the phonograph is born. .
Thomas Alva Edison, working in his lab, succeeds in recovering Mary's Little Lamb from a strip of tinfoil wrapped around a spinning cylinder.
He demonstrates his invention in the offices of Scientific American, and the phonograph is born.
1878 The first music is put on record: cornetist Jules Levy plays "Yankee Doodle."
Clement Ader, using carbon microphones and armature headphones, accidentally produces a stereo effect when listeners outside the hall monitor adjacent telephone lines linked to stage mikes at the Paris Opera.
Emily Berliner is granted a patent on a flat- disc gramophone, making the production of multiple copies practical.
Thomas Alva Edison introduces an electric motor-driven phonograph.
Guglielmo Marconi experiments with his wireless telegraphy system in Italy leading to the first transatlantic signals from Poldhu,Cornwall, UK to ST. John’s
ValdimarPoulsen patents his “ Telegraphone” recording magnetically on steel wire.
The victor talking machine company is founded by Emile Berliner and Eldridge Johnson. E.B bottom
Lee deforest invents the triode vacuum tube, the first electronic signal amplifier
Enrico Caruso is heard in the first live broadcast from the metropolitan opera, nyc
Major Edwin F. Armstrong is issued a patent for a regenerative circuit , making radio reception practical
Walt Disney's Fantasia released, with 8-track stereophonic sound
The first commercial am radio broadcast is made by kaka ,Pittsburgh pa