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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.
Around 1910, 78-rpm records replaced the phonograph cylinder as the medium for recorded sound. The 78-rpm records were issued in both 10- and 12-inch diameter sizes and were usually sold separately, in brown paper or cardboard sleeves that were sometimes plain and sometimes printed to show the producer or the retailer's name.
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.
The most common diameter sizes for gramophone records are 12-inch, 10-inch, and 7-inch (300 mm, 250 mm, and 180 mm). [1] Early American shellac records were all 7-inch until 1901, when 10-inch records were introduced. 12-inch records joined them in 1903. [ 2 ]
To help you in your search, we asked our vinyl experts to share their go-to tips for identifying rare and valuable records. Meet the Expert Matthew Coates , owner of Big Dawg Records and Groove ...
The Official Vinyl Albums Chart is a weekly record chart compiled by the Official Charts Company (OCC) on behalf of the music industry in the United Kingdom. It lists the 40 most popular albums in the gramophone record (or "vinyl") format. [1] This is a list of the albums which have been number one on the Official Vinyl Albums Chart in the 2020s.
A gatefold cover or gatefold LP is a form of packaging for LP records that became popular in the mid-1960s. A gatefold cover, when folded, is the same size as a standard LP cover (i.e., a 12½-inch [32.7-centimetre] square).
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