THE EVOLUTION OF AUDIO TIMELINE

By: Aaron Daniel

1877

Thomas Alva Edison was working in his lab and succeeded in recovering Mary's Little Lamb from a strip of tinfoil wrapped around a spinning cylinder.

1878

The first music is put on record, Jules Levy plays "Yankee Doodle."

1887

Emile Berliner is granted a patent on a flat disc gramophone, from making the production of multiple copies practical.

1888

Introduces a electric motor driven phonograph.

1895

Marconi successfully experiments with his wireless telegraphy system in Italy, leading to the first transatlantic signals from Poldhu, Cornwall, UK to St. John's, Newfoundland in 1901.

1900 Paulsen unveils his invention to the

public at the Paris Exposition.

1906

Lee Deforest invents the triode vacuum tube, the first electronic signal amplifier.

1912

Major Edwin F. Armstrong is issued a patent for a regenerative circuit, making radio reception practical.

1916

A patent for the super heterodyne circuit is issued to Armstrong. The Society of Motion Picture Engineers (SMPE) is formed. Edison does live-versus-recorded demonstrations in Carnegie Hall, NYC.

1920

The first commercial AM radio broadcast is made by KDKA.

1926

O'Neill patent iron oxide-coated paper tape.

1927

" The Jazz Singer" is released as the first commercial talking picture, using Vita phone sound on disks synchronized with film.

1928

Dr. Harold Black at Bell Labs applies for a patent on the principle of negative feedback. It is granted nine years later.

1931

The first cardioids ribbon microphone is patented by Dr. Harry F. Olson using a field coil instead of a permanent magnet.

1934

E. W. Kellogg granted patent that described an electrostatic speaker composed of many small sections able to radiate sound with out magnets or cones or baffles.

1940

Walt Disney's "Fantasia" is released, with eight-track stereophonic sound.

1950

They release the 12 inch Columbia format disk.

1958

The first commercial stereo disk recordings appear.

1965

Robert Moog shows elements of his early music "synthesizers."

1977

RCA announced it would sell VHS with 4-hour tapes.

1983

The first DSP produced by Texas Instruments

1984

The first DSP produced by Texas Instruments.

1994

Yamaha unveils the ProMix 01, the first "affordable" digital multitrack console.

1997

The DVDs disk and players are inrtroduced.

1999

Audio DVD Standard 1.0 agreed upon by manufacturers.