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120 mm records. Techno artist Jeff Mills released the single for "The Occurrence" on a disc that is a gramophone record on one side, and a compact disc on the other. Although dubbed a 5-inch record, to be usable in most compact disc players, the record can be no bigger than 120 mm or about 4.7". [5] 5 in (13 cm)
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.
Wow is a relatively slow form of flutter (pitch variation) that can affect gramophone records and tape recorders. For both, the collective expression wow and flutter is commonly used. [ 1 ] [ 2 ]
This article is about unusual types of gramophone records, the discs with spiral grooves. This section discusses an unusual kind of record groove layouts -- two parallel spirals, one for each channel. These are unusual because the industry settled on a single-groove system when it began to mass-produce binaural records.
A few seven-inch black shellac records issued by the Canadian Berliner Gramophone Company around 1900 had the "His Master's Voice" dog-and-gramophone trademark lightly etched into the surface of the playing area as an anti-piracy measure, technically qualifying them as picture discs by some definitions.
The average cost for manufacturing a 7" record with a picture jacket is approximately $2.50, at a run of one thousand records and jackets - if one uses any of the large manufacturing plants. Records are generally sold through specialist shops, although some big chain stores also have record departments.
Bombs on London recorded on an aluminum disc by the British Broadcasting Corporation in 1940 on display at the CBC Museum. In the field of audio recording, an aluminum disc (aluminium in the UK and elsewhere) is a phonograph (gramophone in the UK) record made of bare aluminum, a medium introduced in the late 1920s for making one-off recordings.
In this process the stylus makes a vertical cut, its depth determined in accordance with the current in the recording coil. The grooves of vertically cut records have a constant separation and varying depth, as opposed to grooves of laterally cut records, which have a varying distance of separation and constant depth. [1]