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A phonograph record (also known as a gramophone record, especially in British English), a vinyl record (for later varieties only), or simply a record or vinyl is an analog sound storage medium in the form of a flat disc with an inscribed, modulated spiral groove. The groove usually starts near the outside edge and ends near the center of the disc.
phonograph, instrument for reproducing sounds by means of the vibration of a stylus, or needle, following a groove on a rotating disc. A phonograph disc, or record, stores a replica of sound waves as a series of undulations in a sinuous groove inscribed on its rotating surface by the stylus. When the record is played back, another stylus ...
- The Editors of Encyclopaedia Britannica
Dec 23, 2023 · 0. A record, also known as a vinyl record or phonograph record, is an analog sound storage medium that was first introduced in the late 19th century. In its most common form, it is a flat disc with an inscribed, modulated spiral groove running from near the edge towards the center. The groove usually starts near the periphery and ends near the ...
- How Record Players Work
- The Parts of A Turntable
- Analog and Digital
Photo: This beautifully preserved phonograph from the 1920s playedrecords at a speed of 78 revolutions per minute (rpm). Note the wind-up crank on the right of the case (this model predated electric-powered phonographs) and the amazing pleated diaphragm loudspeaker: (I think it's a Sterling Primax—any audiophiles out there please do email and corre...
Turntables themselves are relatively simple machines: little more than spinningwheels powered byelectric motors. The motor either turns theturntable directly (known as direct drive) orusing a thin rubber belt looped over the motor and the central axleof the turntable (known as belt drive). Powering the turntableat exactly the right speed is absolut...
In short, you can see that a record player is a little bit like a CD player (it plays flat discs on whichmusic is stored by tracking an arm across them). But the way it reads the music and the way that musicis stored on the disc are totally different: 1. A record player is an analogdevice: the music is stored as bumps on the disc, with the size of ...
Mar 26, 2012 · With his understanding of how sound waves behave, Thomas Edison developed the phonograph, the grandfather of modern record players, in 1877. The phonograph could record sound and play it back. The ...
Other articles where phonograph record is discussed: sound recording: The phonograph disc: A monaural phonograph record makes use of a spiral 90° V-shaped groove impressed into a plastic disc. As the record revolves at 33 1 3 rotations per minute, a tiny “needle,” or stylus, simultaneously moves along the groove and vibrates back and forth parallel to the surface…
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Jul 18, 2023 · The phonograph is a mechanical device that captures and plays back sound using several key components, including a rotating cylindrical or disc-shaped platform, a stylus and a diaphragm. The phonograph converts acoustic energy into mechanical energy to record sound. Sound waves enter a microphone or other input device, causing the diaphragm to ...
