AKA: SCIENTIFIC CALCULATOR fx-81, AUTO POWER OFF, AKA (Label): fx-81, Product number (P/N): fx81 (fx-81),
Keywords/Tags: fx81 (fx-81) | SCIENTIFIC CALCULATOR
Date of intro: 1980, Origin: Japan (List), Dimensions: 149x76x20mm, Weight: 135g,
Power: 3V: (AA x2),
Display: Type = Display (LCD) (List), Digits = 8+2,
Number of keys: 38, #Key-Black: 11, #Key-Grey: 27,
Keyboard Array (Rows x Columns): 07x06,
Miscellaneous switch: [ON-(ArrowUp)],
Classification: / Pocket,
Featuring: Scientific functions, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: CASIO_docu: (Ad.) *: Whatever the problem, the answer's a CASIO; (Docu_Catalogs): ARGOS: 1981; CASIO_docu: (Cat.) 198102 (Japanese),
Initial Cost Price: 5500 JPY (€ 44,55), Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: Robert LACOSTE, Link-2: CALCULATORCOLLECTION