Compact disc player. View of a discman,a portable compact disc player. Compact discs (CDs) are a form of data storage consisting of a sheet of plastic and metal which has a surface covered in microscopic pits. A laser in the discman scans the surface as the disc rotates and detects the pits,which it converts into a stream of data. We hear this,through the headphones,as music | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / McIntyre, Will & Deni |
Bildgröße: | 3617 px × 2480 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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