AKA: MARK 61S, Executive, AKA (Label): EXECUTIVE, MODEL NO.: MARK 61S, Product number (P/N): 61S,
Keywords/Tags: 61S | MARK 61s | Executive
Date of intro: 1976, Origin: Japan (List),
Power: 3V: (R), Adaptor: APF_adaptors: 751S,
Display: Type = Display (VFD) (List), Digits = 8,
Number of keys: 24, #Key-Grey: 8, #Key-Orange: 5, #Key-White: 11,
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: APF_docu: 0406151 (Instr.) 61S,
Known Serial-numbers: A020166 | A029241 (List of all S/Ns from APF)
Collector value: 7/10,