AKA: MEMORY CALCULATOR, AKA (Label): MODEL CX-8131, ELECTRONIC CALCULATOR, Product number (P/N): CX8131 (CX-8131),
Keywords/Tags: CX8131 (CX-8131) | MEMORY CALCULATOR
Date of intro: ~1975, Origin: Japan (List), Dimensions: 150x80x15mm,
Power: 3V: (AA x2), Adaptor: SANYO_adaptors: CU15,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 22, #Key-Blue: 10, #Key-Orange: 1, #Key-White: 11,
Keyboard Array (Rows x Columns): 05x05, Keyboard Layout: [MRC] [M=] - [+(Minus)(DoubleArrowSwap)] [7] [8] [9] [x] - [%] [4] [5] [6] [(Division)] - [(SquareRoot)] [1] [2] [3] [+] - [C] [0] [.] [-] [=],
Miscellaneous switch: [ON-OFF],
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Components: 47 ... 9 Capacitor(s), 7 Diode(s), 26 Resistor(s), 3 Transistor(s), 1 IC(s),
Main Components: NEC: µPD941C,
Serie-members: SANYO: CX8105 (); SANYO: CX8107C (); SANYO: CX8108 (); SANYO: CX8109C (); SANYO: CX8111A (); SANYO: CX8131 (); SANYO: CX8132 (); SANYO: CX8133 (); SANYO: CX8136 (); SANYO: CX8136N (),
Known Serial-numbers: 04602550T (04602550 T) | 09002927T (09002927 T) | 09003681T (09003681 T) | 13709321T (13709321 T) (List of all S/Ns from SANYO)
Collector value: 7/10,
Internet: Link-1: VINTAGE TECHNOLOGY