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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 ...
An audio format is a medium for sound recording and reproduction. The term is applied to both the physical recording media and the recording formats of the audio content—in computer science it is often limited to the audio file format, but its wider use usually refers to the physical method used to store the data. Note on the use of analog ...
Digital audio is a representation of sound recorded in, or converted into, digital form. In digital audio, the sound wave of the audio signal is typically encoded as numerical samples in a continuous sequence. For example, in CD audio, samples are taken 44,100 times per second, each with 16-bit resolution.
Pages in category "History of sound recording" The following 28 pages are in this category, out of 28 total. This list may not reflect recent changes. 0–9.
The Encyclopedia of Recorded Sound is a reference work that, among other things, describes the history of sound recordings, from November 1877 when Edison developed the first model of a cylinder phonograph, and earlier, in 1857, when Léon Scott de Martinville invented the phonautograph. [1]
The hidden Markov model begins to be used in speech recognition systems, allowing machines to more accurately recognize speech by predicting the probability of unknown sounds being words. [1] Mid 1980s: Invention: IBM begins work on the Tangora, a machine that would be able to recognize 20,000 spoken words by the mid-1980s. [5] 1987: Invention
United States National Recording Registry recordings (2 C, 477 P) Pages in category "Sound recording" The following 107 pages are in this category, out of 107 total.
The Association for Recorded Sound Collections (ARSC) is a nonprofit organization dedicated to the preservation and study of sound recordings. Established in 1966, members include record collectors , discographers , and audio engineers , together with librarians , curators , archivists , and researchers.