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Stereophonic sound, or more commonly stereo, is a method of sound reproduction that recreates a multi-directional, 3-dimensional audible perspective. This is usually achieved by using two independent audio channels through a configuration of two loudspeakers (or stereo headphones ) in such a way as to create the impression of sound heard from ...
Ring-and-spring microphones, such as this Western Electric microphone, were common during the electrical age of sound recording c. 1925–45.. The second wave of sound recording history was ushered in by the introduction of Western Electric's integrated system of electrical microphones, electronic signal amplifiers and electromechanical recorders, which was adopted by major US record labels in ...
The experiments with stereo during the 1930s and 1940s were hampered by problems with synchronization. A major breakthrough in practical stereo sound was made by Bell Laboratories, who in 1937 demonstrated a practical system of two-channel stereo, using dual optical sound tracks on film. [28]
AMPEX 440 (two-track, four-track) and 16-track MM1000 Scully 280 eight-track recorder using 1 inch (25 mm) tape at the Stax Museum of American Soul Music. Multitrack recording of sound is the process in which sound and other electro-acoustic signals are captured on a recording medium such as magnetic tape, which is divided into two or more audio tracks that run parallel with each other.
Edgar Marion Villchur (28 May 1917 – 17 October 2011 [2]) was an American inventor, [2] educator, and writer widely known for his 1954 invention of the acoustic suspension loudspeaker which revolutionized the field of high-fidelity equipment.
A little over 10 years ago, David Adjmi was on an airplane, listening to Led Zeppelin’s “Babe I’m Gonna Leave You,” and picturing Robert Plant recording the vocals. “It’s communicating ...
Emile Berliner (May 20, 1851 – August 3, 1929) originally Emil Berliner, was a German-American inventor.He is best known for inventing the lateral-cut flat disc record (called a "gramophone record" in British and American English) used with a gramophone.
It's July 1976 in a Northern California recording studio and the rock ‘n’ roll band cutting their latest album is exhausted and wary. The coffee machine is broken. Playwright David Adjmi tells ...