Apple II Computer with Early Rev. 0 Board in Rare Ventless Case

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Lot #6045

Apple II Computer with Early Rev. 0 Board in Rare Ventless Case (Serial No. A2S1-0062)

"Rev. 0" Apple II in its original ventless case—one of the rarest production Apple computers

Sold For $37,646

*Includes Buyers Premium

Estimate: $40000+


Description

"Rev. 0" Apple II in its original ventless case—one of the rarest production Apple computers

Very early Apple II computer in its extremely rare original ventless case, carrying a scarce Rev. 0 logic board (green), featuring the "Apple Computer, Inc." logo with a copyright date of 1977, hand numbered in the corner in felt tip: "1-258." No revision number is printed within the 6502 socket, which is populated with a white Synertek M0S 6502 microprocessor, marked with date code "7702." The board is fully populated in a stock configuration, with a replaced A2M0030 power supply. The bottom bears an "Apple Computer Inc." label, identifying it as "Serial No. A2S1-0062." Untested and in fine cosmetic condition, with one of the Velcro-type plastic cover closure tabs missing. Accompanied by an uncommon brown Apple carrying bag with the Apple logo embossed on the front.

The early success of the Apple-1 in 1976 paved the way for the introduction of the Apple II in the spring of 1977. In Apple’s 1980 IPO prospectus, the company described its progress: ‘In April 1977 the Company introduced the Apple II computer mainframe which was similar to the Apple I but incorporated additional circuitry and a keyboard, and was packaged in a plastic housing.’ In other words, the Apple II built upon the Apple-1 to become an even more capable, more consumer-ready machine.

Apple II computers initially came in this ventless case, but they experienced frequent overheating issues: this often led to various custom modifications to the original cases, with users cutting their own ventilation holes or wiring DIY fans into the housing. Within months, Apple introduced a vented case that solved the overheating problem and offered existing users a free replacement. As most early Apple II users took advantage of the upgrade or vented their cases themselves, unmodified ventless Apple II computers are very rare.

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