AKA: AUTO SHUT OFF, AKA (Label): MARK 2201, LIQUID CRYSTAL CALCULATOR, Product number (P/N): 2201,
Keywords/Tags: 2201
Date of intro: ~1985, Origin: Hong Kong (List), Taiwan (List),
Display: Type = Display (LCD) (List),
Number of keys: 30, #Key-Black: 13, #Key-Beige: 5, #Key-White: 12,
Classification: / Pocket,
Featuring: Procent, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: APF_docu: (Instr.) *: 1920,2201,3550; APF_parts: (Box) 2201,
Main Components: APF: 231220103,
Serie-members: APF: 1920; APF: 2201; APF: 3550,
Known Serial-numbers: 4591218 | 482033 | 543450 (List of all S/Ns from APF)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),