AKA (Label): MODEL 830FR, ELECTRONIC CALCULATOR, Product number (P/N): 830FR,
Keywords/Tags: 830FR
Date of intro: ~1976, Origin: Japan (List),
Power: Rechargeable, Adaptor: CITIZEN_adaptors: CTZ800R,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 20, #Key-Black: 11, #Key-Blue: 8, #Key-Orange: 1,
Keyboard Array (Rows x Columns): 04x05,
Miscellaneous switch: [ALG-BUS],
Classification: / Pocket / Financial+Business,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: CITIZEN_docu: (Broch.) *: Taschenrechner mit der 12-Monats-Vollgarantie,
Resemblance with: (Resemblance 007_04_05_20),
Collector value: 7/10,
Courtesy of: MUCKERMANN Peter,