IBM PCjr. & IBM "Freeboard" Model 7257 (1984-1985) Models on Display:IBM Freeboard Model 7257 which became the system's best-selling

which became the system's best-selling game of all time

30-pound luggage-style cases—one for the audio mixer and amplifier

Despite this limitation and its notorious lack of a built-in DMA controller (which was often added via a memory upgrade)

Philips CD-i "Battleship" Game Disc

17 years before Thomas Edison made a recording on the Phonograph

IBM PCjr. & IBM "Freeboard" Model 7257 (1984-1985) Models on Display:IBM Freeboard Model 7257 which became the system's best-sellingIBM PCjr. First Mass Produced Personal Computer with a Wireless Keyboard The IBM PCjr, announced in late 1983 and released in March 1984, remains one of the most famous cautionary tales in computing history. Code named "Peanut," the machine was IBM's attempt to bring the prestige of its business computer into the home and classroom, but it was intentionally crippled by design choices meant to keep it from eating into sales of the more expensive