AKA: KK 221B, AKA (Label): DESK TOP ELECTRONIC CALCULATOR, TYPE KK FORM 221B, ND1006, Product number (P/N): ND1006,
Keywords/Tags: ND1006 | KK221B | DESK TOP ELECTRONIC CALCULATOR
Date of intro: 1973, Origin: Japan (List), Dimensions: 133x60x40mm, Weight: 600g,
Power: 6V: (AA x4),
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 20,
Miscellaneous switch: [DS-(Blank)-(Delta) .-K .-ON],
Classification: / Desktop with Display,
Featuring: Procent,
Related with: HITACHI_docu: (Instr.) KK221B,
Main Components: HITACHI: HD3576,
Other components: HITACHI: HD3213P; HITACHI: HD3233P; HITACHI: HD3253P,
Original Equipment Manufacturer : HITACHI: KK221B (List of all Export-OEM-models from HITACHI), Resemblance with: FRIDEN: 1200,
Known Serial-numbers: 189323183 | 189703295 (List of all S/Ns from HITACHI)
Collector value: 8/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: Robert LACOSTE