Sony Launches CD Player: Digital Music Era Begins

A silver disc roughly the size of a drink coaster emerged from a slot-loading tray, and the stereo industry recognized instantly that vinyl's reign had an expiration date. On October 1, 1982, Sony released the CDP-101 in Japan — the world's first commercially available compact disc player — priced at 168,000 yen (about $730). The album loaded for the inaugural demonstration: Billy Joel's "52nd Street." The technology behind the CD had been in development for over a decade. Philips and Sony, fierce competitors, had been pursuing optical disc formats independently before agreeing in 1979 to collaborate on a single standard. Their partnership produced the Red Book specification: 16-bit audio sampled at 44.1 kHz, stored on a 120-millimeter polycarbonate disc read by a semiconductor laser. The sampling rate was reportedly chosen because it was the minimum needed to capture the full range of human hearing, though legend has it that conductor Herbert von Karajan's insistence on fitting Beethoven's Ninth Symphony on a single disc influenced the disc's 74-minute capacity. Sony beat Philips to market by two weeks. The CDP-101 weighed over thirteen pounds and looked more like laboratory equipment than consumer electronics. Early adopters were largely audiophiles and classical music enthusiasts drawn to the format's promise of perfect reproduction without the pops, crackle, and groove wear of vinyl. Initial CD catalogs were thin — roughly fifty titles at launch — but the major labels ramped up production rapidly once they realized CDs were cheaper to manufacture than LPs yet could be sold at premium prices. Within five years, CD sales overtook vinyl in most major markets. By 1988, CDs outsold cassettes. The format peaked around 2000 with global sales exceeding $20 billion annually before digital downloads and streaming began their own disruption. The CDP-101 marked the moment recorded music went digital — a transition that ultimately made physical media itself optional.