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William K. Heine presented a paper "A Laser Scanning Phonograph Record Player" to the 57th Audio Engineering Society (AES) convention in May 1977. [1] The paper details a method developed by Heine that employs a single 2.2 mW helium–neon laser for both tracking a record groove and reproducing the stereo audio of a phonograph in real time.
Pioneer CDJ-1000s in use. The CDJ-1000 (retroactively known as the MK1 after the release of MK2) was introduced in 2001. Featuring "Vinyl Mode" which dramatically improved jog wheel performance, the CDJ-1000 was generally accepted as the first CD player that could accurately emulate a vinyl turntable - including the ability to scratch - soon established the CDJ-1000 as an industry standard for ...
Vinyl emulation normally uses special vinyl records which are played on conventional turntables. The vinyl is a recording of analog audio signals often referred to as timecode . The turntables' audio output - the timecode recording - is routed into an analog-to-digital converter , or ADC.
The phonograph, in its later forms also called a gramophone, record player or turntable, is a device introduced in 1877 for the mechanical recording and reproduction of sound. Phonographs can also specifically refer to machines that only play Phonograph cylinder s, the gramophone is an advanced version of the phonograph that only plays disc ...
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.
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It supplied turntables and autochangers to many of the world’s record player manufacturers, eventually gaining 87% of the market. The company also manufactured their own brand of player, the Monarch automatic record changer, which could select and play 7", 10" and 12" records at 16, 33 1 ⁄ 3 , 45 or 78 rpm, automatically intermixing ...
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