AKA: ELSI MATE, EL-8139, AKA (Label): ELECTRONIC CALCULATOR, EL-8139, Product number (P/N): EL8139 (LE-8139),
Keywords/Tags: EL8139 (LE-8139) | 8139 | ELSI MATE
Date of intro: 1978, Dimensions: 85x53x4mm, Weight: 65g,
Power: 3V: (G8 x2),
Display: Type = Display (LCD) (List),
Number of keys: 24, #Key-Black: 20, #Key-Blue: 3, #Key-Red: 1,
Classification: / Pocket / Audio,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Patents: 3902169(US); 3976994(US),
Main Components: SHARP: LI3030,
Known Serial-numbers: 87X (List of all S/Ns from SHARP)
Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: VIRTUAL MUSEUM OF CALCULATORS