Specifications for Casio 121-F
Manufacturer: Casio Computer Co., Ltd. Model Number: 121-F Casio Internal ID: B12J Serial Number: B2136182 Date of Manufacture: Mid 1975 Manufactured In: Tokyo, Japan Original Price: $265 at Introduction, Discounted to $144.95 later in lifetime Weight: 3 Pounds Size: 7" Wide, 8" Deep, 2" High Power Requirement: 4 Watts 117V AC, 50/60Hz Display Technology: Integrated Vacuum-Fluorescent Tube, 13 Positions Left-most position for Memory/Sign/Overflow indication Logic Technology: Single Chip LSI, NEC uPD286 4 Toshiba TM4352 glue/display drive IC's Digits of Capacity: 12 Decimal Modes: Floating or Fixed at 0, 1, 2, 3, 4, or 6 digits. Arithmetic Logic: Arithmetic Math Functions: Four Function plus Square Root and Percent Constant: Switch selectable, Multiplication and Division only Memories: 1, Accumulator with M+, M-, clear and recall Notes: Square root of negative number returns negative result
Previous Machine: Monroe 1920 Next Machine: Hewlett Packard 9815A Related Machines: Casio 121-A Sperry/Remington EDC-1201GT Lektronic Casio AS-L Casio FX-1 Casio AS-8A
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