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Lot 636W
OHIO SCIENTIFIC Challenger 8P.
5 December 2018, 14:00 EST
New YorkUS$2,000 - US$3,000
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OHIO SCIENTIFIC Challenger 8P.
8-bit microcomputer, Model C8PDF, Serial #14920; metal case with removable top, includes original matching keyboard, 6 ports and 2 coaxial connectors in back, power supply and fan, 250 x 434 x 385 mm. Contains 6 Main modules: OSI 520 x3; OSI 470 Rev B; OSI 505 REV B 1979; and another with identification not accessible.
Ohio Scientific Inc. was formed by Mike and Charity Cheiky in 1975 and was based in Hiram, Ohio. Their earliest products were microcomputers based around the MOS 6502 microprocessor, the same used in the Apple-1, Commodore PET & VIC 20, etc. The company introduced the model 500 CPU card design in 1978 and was primarily used in the Challenger systems. The 8P, introduced in 1979 was the most expandable of that series and used a 6502A microprocessor.
Ohio Scientific Inc. was formed by Mike and Charity Cheiky in 1975 and was based in Hiram, Ohio. Their earliest products were microcomputers based around the MOS 6502 microprocessor, the same used in the Apple-1, Commodore PET & VIC 20, etc. The company introduced the model 500 CPU card design in 1978 and was primarily used in the Challenger systems. The 8P, introduced in 1979 was the most expandable of that series and used a 6502A microprocessor.



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