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A multisided record is a type of vinyl record that has more than one groove per side. This technique allows hidden tracks to be encoded on LPs, 45 rpms and 78 rpms. On a disc that has a multi-groove, whether the listener plays the main track or the hidden track depends on where the stylus is cued.
The LP (from long playing [2] or long play) is an analog sound storage medium, specifically a phonograph record format characterized by: a speed of 33 + 1 ⁄ 3 rpm; a 12- or 10-inch (30- or 25-cm) diameter; use of the "microgroove" groove specification; and a vinyl (a copolymer of vinyl chloride acetate) composition disk.
Vinyl, acetate, and shellac discs being exposed to soil and fungus spores. Library of Congress Study, 1959. The conservation and restoration of vinyl discs refers to the preventive measures taken to defend against damage and slow degradation, and to maintain fidelity of singles, 12" singles, EP’s, and LP’s in 45 or 33⅓ rpm 10" disc ...
Offering new and used records, Grigg also said he's open to purchasing collections and records from people locally, and is also open to trades. Hexagon Records is open from 12-8 p.m. Wednesday-Sunday.
A great supply of '80s metal, pop, rap, classic-rock and funk is ready to be sold
Holt was technically correct, as the Dynagroove process used tracing compensation, which pre-distorted the record groove to cancel out the distortion created by playback with a conical-shaped phonograph stylus, which could not track the record groove accurately in the high frequencies, especially in the inner grooves of an LP. The process ...
Its original mission was to administer recording copyright fees and problems, work with trade unions, and do research relating to the record industry and government regulations. [5] Early RIAA standards included the RIAA equalization curve, [6] the format of the stereophonic record groove and the dimensions of 33 1/3, 45, and 78 rpm records. [7]
16 2/3rpm vinyl record: A label close-up on a 16rpm vinyl Mechanical analog; lateral groove, horizontal stylus motion - played at half the regular speed of an LP 1951 Minifon P55 Minifon cassette Analog, magnetic wire on reel, 30 cm/s or about 11.8 ips was quickly adopted by many governments as being the ultimate "spy" recorder of its day 1957 ...