äänilevyä
An äänilevy, often translated as gramophone record or simply record, is an analog sound storage medium. It typically consists of a flat disc, usually made of polyvinyl chloride (PVC), with a continuous groove running spirally from the edge to near the center. This groove contains a modulated waveform that represents the sound.
The sound is reproduced by a stylus, commonly called a needle, that travels within the groove. As
Äänilevyt are played on a turntable, which is a device that rotates the record at a constant
The history of the äänilevy dates back to the late 19th century with inventions like the phonograph