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A typical high-performance CD-4 system would include a turntable with a CD-4 compatible phono cartridge, a CD-4 demodulator, a four-channel amplifier (or receiver), and four identical full-range loudspeakers. [5] CD-4 encoded records were also compatible with conventional two-channel stereo playback systems. In stereo mode all four channels of ...
Columbia/CBS Records had a catalog of four channel records called QUADRAPHONIC with a golden frame on the album covers. These records were encoded with the SQ system. But there was also a parallel QUADRAPHONIC catalogue with 8-track tape (mainly aimed for car stereo equipment). But these quadraphonic tapes were made in discrete four channel stereo.
Phono-Cut records utilized only one system of numbering starting with 5000; the highest known number is 5244 ('Bake Dat Chicken Pie' by Collins and Harlan). Some members of the Boston Symphony Orchestra made Phono-Cut Records, among them legendary clarinetist Georges Grisez. Henry Burr also made some records for Phono-Cut. As they were made for ...
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The principle, first proposed in a fundamental U.S. sound recording patent in 1886, was briefly revived in 1939–1940 for the unusual "Cinematone Penny Phono" jukebox (price to play one selection: one cent), which used it to squeeze ten short recordings of current pop songs onto each side of one 12-inch record. [16]
An Audio Technica AT-F3 moving coil phono cartridge. A magnetic cartridge, more commonly called a phonograph cartridge or phono cartridge or (colloquially) a pickup, is an electromechanical transducer that is used to play phonograph records on a turntable.
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.
One could select to record something from the radio or one could record using the hand-held microphone. The RAE-59 sold for a hefty $350.00 at a time when many manufacturers had trouble finding buyers for $50.00 radios. The home phonograph disk recorders of the 1930s were expensive machines that few could afford.