Specifications for Compucorp 120 Scientist

Manufacturer: Compucorp, a division of Computer Design Corporation Model Number: 120 Serial Number: 3200506 Date of Manufacture: Mid 1971 Manufactured In: USA Original Price: $1895 Weight: 12 Pounds Size: 12 1/2" Wide, 12 1/2" Deep, 6" High Power Requirement: 35 Watts, 115VAC Display Technology: Burroughs Nixie Tubes Special +/- Nixie tubes for mantissa and exponent sign Discrete Neon Error/Overflow Indicators Logic Technology: 1st Generation Computer Design Corp. LSI Chipset (HTL) Chip Fabrication by AMI Digits of Capacity: 10 Mantissa(displayed), 2 Exponent, sign for each Calculations performed to 14 significant digits in mantissa Decimal Modes: Full Floating, Normalized Scientific Notation (switch selectable) Arithmetic Logic: Algebraic Math Functions: Four Function, Square Root, Reciprocal, 10^{x},e^{x}, a^{x}, Natural and Base 10 Logarithms, Factorial, Summation functions, Standard and Hyperbolic Sine and Cosine (with inverse), Integer and fractional extraction, Constantseand Pi built in. Constant: Yes, Multiply and Divide Memories: 10 (0-9), with add and exchange functions. Notes: Unsual postfix "2nd Function" operation

Tech Notes

Previous Machine: Victor 1800 Next Machine: Compucorp 122E Related Machines: Compucorp 140 Compucorp 110/X Monroe 1610 Compucorp 122E Monroe 1860 Article: The History of Compucorp

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