AKA: MINI CARD, TFC-81, AKA (Label): ELECTRONIC CALCULATOR, MINI CARD TFC-81, Product number (P/N): TFC81 (TFC-81),
Keywords/Tags: TFC81 (TFC-81) | MINI CARD
Date of intro: ~1980, Origin: Japan (List),
Display: Type = Display (LCD) (List), Digits = 8+1,
Number of keys: 25,
Keyboard Array (Rows x Columns): 07x05,
Classification: / Pocket,
Featuring: Procent, Square root, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Main Components: NEC: D1832G,
Known Serial-numbers: 041523 (List of all S/Ns from TCA)
Collector value: 7/10,