AKA: Compet 122, AKA (Label): MODEL CS-122, ELECTRONIC CALCULATOR, Product number (P/N): CS122 (CS-122),
Keywords/Tags: CS122 (CS-122) | 122 | Compet
Date of intro: 1971, Origin: Japan (List), Dimensions: 230x190x65mm,
Power: AC,
Number of keys: 16, #Key-Black: 15, #Key-Red: 1,
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-N-(Divide)],
Classification: / Desktop with Display,
Featuring: Logic-technology: LSI (Large Scale Integration), calculator-chipset,
Main Components: HITACHI: HD3215; HITACHI: HD3216; HITACHI: HD3217,
Other components: (; HITACHI: HD3243; ); or; (; HITACHI: HD2091P; HITACHI: HD3233P; TOSHIBA: TM4352P {2x}; ),
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: 21170806 (List of all S/Ns from SHARP)
Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: SCHLEPPTOPS Rechnerwiki