Sony and Phillips launch the compact disc in Japan; on the same day, Sony releases the model CDP-101 compact disc player, the first player of its kind.

The compact disc (CD) is a digital optical disc data storage format co-developed by Philips and Sony to store and play digital audio recordings. It employs the Compact Disc Digital Audio (CD-DA) standard and is capable of holding uncompressed stereo audio. First released in Japan in October 1982,…