compact disc player

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Portable compact disc player.

the laser scanning method employed in compact disc players

Portable compact disc players, introduced by Sony Corporation in 1991, pack the disc drive and pickup assemblies, along with control circuitry, digital-to-analog convertor, and display, into a case that can be held in the hand and connected to earphones or even loudspeakers. The extraordinarily high fidelity characteristic of all compact disc recordings is made possible by the laser scanning method, shown in the movie at lower left.

Study how an infrared laser scans the metallic reflective layer of a disc to read recorded sound

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compact disc player

device

Also known as: CD player

Learn about this topic in these articles:

electronic dance music

In electronic dance music: Early 2000s
…Pioneer in 2001, was a compact-disc player that mimicked a vinyl turntable more closely and successfully than previous models had. FinalScratch, unveiled that year and on the market in early 2002, made it possible to play digital files on a traditional turntable through the use of a specially encoded record.…
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