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Gianni Bettini (1860, Novara – 27 February 1938, San Remo) was a gentleman inventor and a pioneer audiophile who invented several phonograph improvements. [1] He is best known for having made the first (and in some cases only) recordings of the voices of several very famous singers and other celebrities of the 1890s. [2]
Thomas A. Edison invented the phonograph, the first device for recording and playing back sound, in 1877.After patenting the invention and benefiting from the publicity and acclaim it received, Edison and his laboratory turned their attention to the commercial development of electric lighting, playing no further role in the development of the phonograph for nearly a decade.
Three vinyl records of different formats, from left to right: a 12 inch LP, a 10 inch LP, a 7 inch single. A phonograph record (also known as a gramophone record, especially in British English) or a vinyl record (for later varieties only) is an analog sound storage medium in the form of a flat disc with an inscribed, modulated spiral groove.
It was approved in early 1916 with their first phonograph models and records appearing in their Spring 1916 catalog. [ 1 ] [ 7 ] Beginning in the 1920s, the brand was expanded to include Silvertone radios and again expanded in the 1930s to musical instruments, superseding the previously-used Oxford branding.
Later improvements through the years included modifications to the turntable and its drive system, stylus, pickup system, and the sound and equalization systems. The disc phonograph record was the dominant commercial audio distribution format throughout most of the 20th century, and phonographs became the first example of home audio that people ...
1921 : First commercial AM radio Broadcast made by KDKA, Pittsburgh, PA; 1925 : The Victor Orthophonic Victrola Phonograph was invented. A far superior product in comparison to other phonograph manufacturers was an acoustic sound design that was far superior to current offerings.
The researchers invented the exponential horn, and, on realizing that it needed to be nine feet long to reproduce the lowest frequencies on the new discs, designed a method for "folding" the horn into a cabinet of practical size. The design was released by Victor as the "Orthophonic" Victrola in the autumn of 1925.
Emerson Records was an American record company and label created by Victor Emerson in 1915.. Victor Hugo Emerson was the chief recording engineer at Columbia Records.In 1914 he left the company, created the Emerson Phonograph Company, and then Emerson Records the following year. [1]