AKA: rechargeable, MARK 65r, AKA (Label): MODEL NO: MARK 65r, Product number (P/N): 65R,
Keywords/Tags: 65R | MARK 65r | rechargeable
Date of intro: ~1975, Origin: Japan (List), Hong Kong (List),
Power: Rechargeable, Adaptor: APF_adaptors: 751S,
Display: Type = Display (VFD) (List), Digits = 8+1,
Number of keys: 24, #Key-Brown: 10, #Key-Beige: 3, #Key-White: 11,
Keyboard Array (Rows x Columns): 05x05,
Miscellaneous switch: [off-on],
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip, Memories: 1,
Main Components: TEXAS INSTRUMENTS: TMS1044,
Known Serial-numbers: 025191 | 037847 (List of all S/Ns from APF)
Collector value: 7/10,
Internet: Link-1: SMITHSONIAN MUSIC