Digital optical disc data storage format

Record 039 · Media · 1982

50%82.39.A

Compact Disc

Sony / Philips

“Digital audio as a living-room product and the last physical format that really won.”

74 minutes chosen to fit Beethoven's Ninth. Spawned CD-ROM, then DVD. Peak music-industry cash machine of the 1990s.

200+ billion CDs pressed over the format lifetime

  • 16-bit/44.1 kHz Red Book
  • Error-corrected optical pits
  • CD-ROM data extension

Perfect sound forever.