Sony D-5 Portable Compact Disc Player (1984) Personal Computers The General Electric Type P-3

The General Electric Type P-3 was a premier line of portable electrical meters used from the early 1900s through the mid-20th century to precisely measure volts

Launching in the heat of a high-stakes format war against HD-DVD

the console was originally bundled with the combat game Combat and launched alongside nine initial game titles

stackable expansion boards to reach its full 640 KB RAM potential

Encased in a bright yellow plastic shell shaped like a shrunken arcade machine

Sony D-5 Portable Compact Disc Player (1984) Personal Computers The General Electric Type P-3Sony D 5 First Commercially Released Portable Compact Disc Player The Sony D 5 was a revolutionary milestone in personal audio, debuting in November 1984 as the worlds first portable CD player. At a time when home CD players were bulky, expensive luxuries reserved for audiophiles, Sony engineers were tasked with a strict cost cutting mission: design a player no larger than four stacked CD cases that regular people could afford. By shrinking the