Product number (P/N): 121K,
Keywords/Tags: 121K
Date of intro: 1970, Dimensions: 295x255x117mm, Weight: 2800g,
Power: AC,
Display: Type = Display (Nixie) (List), Digits = 12,
Number of keys: 20, #Key-Black: 7, #Key-Red: 2, #Key-White: 11,
Decimal switch: [5-4-3-2-1-0], Round switch: [F-5/4-CUT],
Classification: / Desktop with Display,
Featuring: Logic-technology: LSI (Large Scale Integration), calculator-chipset / LSI (Large Scale Integration), Memories: 1,
Related with: CASIO_docu: (Service) *: Shop Service Manual (121K,161K); CASIO_docu: (Broch.) 121K; CASIO_docu: (Broch.) *: E-Rechner der Spitzenklasse... (121K,161K); CASIO_docu: (Broch.) *: A brief introduction... (1972),
Components: 3 PCB(s),
Main Components: FAIRCHILD: SL35021; FAIRCHILD: SL35022; FAIRCHILD: SL35023; FAIRCHILD: SL35024,
Original Equipment Manufacturer : CASIO: 121K (List of all Export-OEM-models from CASIO), Resemblance with: (Resemblance 522),
Serie-members: CASIO: 161K (16 Digits); CASIO: 121K (12 Digits),
Known Serial-numbers: 205261 | 205475 (List of all S/Ns from CASIO)
Collector value: 9/10,
Internet: Link-1: VINTAGE CALCULATORS WEB MUSEUM, Link-2: JOHN WOLFF's WEB MUSEUM, Link-3: LEDUDU

!!! This item is WANTED to join the collection !!!