AKA: COMPET 122J, AKA (Label): MODEL CS-122J, ELECTRONIC CALCULATOR, Product number (P/N): CS122J (CS-122J),
Keywords/Tags: CS122J (CS-122J) | 122J | COMPET
Date of intro: 1972, Origin: Japan (List),
Power: AC,
Display: Type = Display (VFD tube) (List), Digits = 10+1, Extra Display features: Type = Display (Incandescent bulb) (List), Quantity = 1,
Number of keys: 16, #Key-Blue: 2, #Key-Red: 1, #Key-White: 13,
Keyboard Array (Rows x Columns): 04x05, Keyboard Layout: [7] [8] [9] [=] [C] - [4] [5] [6] [x] [(Division)] - [1] [2] [3] - [0] [.] [=],
Decimal switch: [4-2-0], Round switch: [5/4-(ArrowDown)], Miscellaneous switch: [X-.-(Division)],
Classification: / Desktop with Display,
Featuring: Logic-technology: LSI (Large Scale Integration), calculator-chipset,
Components: 2 PCB(s),
Main Components: SHARP: PCB with no Ref. 003; SHARP: 4642PCB,
Serie-members: SHARP: CS122 (version-1) (Small Red Key, No Memory); SHARP: CS122 (version-2) (Big Red Key, No Memory); SHARP: CS122J (No Memory); SHARP: CS123J (1 Memory); SHARP: CS223 (1 Memory),
Known Serial-numbers: 26093303 (List of all S/Ns from SHARP)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),