Analog sound storage medium in the form of a flat disc with an inscribed, modulated spiral groove.- Phonograph record
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Resin secreted by the female lac bug on trees in the forests of India and Thailand.
Phonograph and 78 rpm gramophone records were made of it until they were replaced by vinyl long-playing records from 1948 onwards.
Sound intended to be heard as if it were emanating from one position.
In the mastering stage, particularly in the days of mono records, the one- or two-track mono master tape was then transferred to a one-track lathe used to produce a master disc intended to be used in the pressing of a monophonic record.
Quality of faithfulness or loyalty.
For example, a worn gramophone record will have a lower fidelity than one in good condition, and a recording made by a low budget record company in the early 20th century is likely to have significantly less audio fidelity than a good modern recording.
Number of turns in one minute.
On many kinds of disc recording media, the rotational speed of the medium under the read head is a standard given in rpm. Phonograph (gramophone) records, for example, typically rotate steadily at 16 2⁄3, 33 1⁄3, 45 or 78 rpm (0.28, 0.55, 0.75, or 1.3 Hz respectively).
Representation of sound recorded in, or converted into, digital form.
Before digital audio, the music industry distributed and sold music by selling physical copies in the form of records and cassette tapes.
Now called 4.0 surround sound – uses four audio channels in which speakers are positioned at the four corners of a listening space.
The most popular medium used to market recordings to the public during the 1970s was the vinyl LP phonograph record.
Person who is enthusiastic about high-fidelity sound reproduction.
Audiophiles play music from a variety of sources including phonograph records, compact discs (CDs), and digital audio files that are either uncompressed or are losslessly compressed, such as FLAC, DSD, Windows Media Audio 9 Lossless and Apple Lossless (ALAC), in contrast to lossy compression, such as in MP3 encoding.
Analog magnetic tape recording format for audio recording and playback.
The Compact Cassette went on to become a popular (and re-recordable) alternative to the 12-inch vinyl LP during the late 1970s.
Recording of information (data) in a storage medium.
Handwriting, phonographic recording, magnetic tape, and optical discs are all examples of storage media.
Curve which emanates from a point, moving farther away as it revolves around the point.
The first definition describes a planar curve, that extends in both of the perpendicular directions within its plane; the groove on one side of a record closely approximates a plane spiral (and it is by the finite width and depth of the groove, but not by the wider spacing between than within tracks, that it falls short of being a perfect example); note that successive loops differ in diameter.