Who Invented Stereo Sound Recording?

I have already published this article on another resource, but I hope the readers of Habr will also be interested.





Stereo sound has not been needed by anyone for half a century since its invention, and now we cannot even imagine mono music. How could this have happened?





1881 . .     , . . . .





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, .    (Alan Dower Blumlein).





 The Gramophone Company, , .





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50  Dolby Surround.





.  +45/-45.    .  0/90.





. 1933 .





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    1942 . 38 .





128 , . .





2017 ยซ ยป





 1958   Westrex ().





: .  " -"   1957 .





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, 618, 212 . , 4 , 70...12000 , . , .





1961  ยซ-10ยป. ""





: 1-9-150, 5-1-. 2.1. 61 .)))





"-" 1972 .





Even today, despite the abundance of recording formats, many of us continue to listen to music in the format invented by  Alan Blumlein  90 years ago - stereo .








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