AKA: MARK 25/MEMORY, AKA (Label): mark 25, MEMORY CALCULATOR, Product number (P/N): 25,
Keywords/Tags: 25 | MARK 25 | MEMORY CALCULATOR
Date of intro: ~1975, Origin: Japan (List), USA (List), Dimensions: 144x76x24mm,
Power: 9V,
Display: Type = Display (VFD) (List),
Number of keys: 24, #Key-Black: 5, #Key-Red: 9, #Key-White: 10,
Miscellaneous switch: [(Blank)-ON],
Classification: / Pocket,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Related with: APF_docu: 0402551 (Instr.) 25,
Known Serial-numbers: 13172 | 18349 | K42241 (K 42241) (List of all S/Ns from APF)
Collector value: 7/10,
Internet: Link-1: SMITHSONIAN MUSIC