At what speed does a standard 7-inch vinyl single usually play?
Answer45 rpm
Seven-inch singles usually spin at 45 revolutions per minute.
Music · Facts & stats
Single facts & stats
7 fact-checked facts about music singles, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
Who invented the phonograph in 1877?
AnswerThomas Edison
Edison's phonograph could record and play back sound; his first recording was 'Mary Had a Little Lamb'.
Going deeper
At what speed does a standard 12-inch album record play?
Answer33 1/3 rpm
Albums spin more slowly, at 33 1/3 revolutions per minute, to fit more minutes per side.
Early 78 rpm records were made using which natural resin?
AnswerShellac
Shellac, a resin made by lac insects, was mixed with mineral fillers to make brittle 78 rpm discs.
What is a 'radio edit' of a song?
AnswerA shorter or cleaned-up version made for airplay
Radio edits trim long songs or remove unsuitable words so stations can play them.
Expert level
On a standard vinyl record, where does the stylus begin playing?
AnswerAt the outer edge, moving inward
Record grooves spiral from the outer edge toward the label, the opposite of a CD.
Emile Berliner's gramophone recorded sound on flat discs instead of what?
AnswerCylinders
Early phonographs used cylinders; Berliner's flat discs were easier to copy in large numbers.
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