AKA: ELSI MATE EL-821S, AUTO POWER OFF, AKA (Label): ELECTRONIC CALCULATOR EL-821S, Product number (P/N): EL821S (EL-821S),
Keywords/Tags: EL821S (EL-821S) | 821S | ELSI MATE
Date of intro: 1981, Origin: Japan (List), Dimensions: 91x54x5mm, Weight: 32g,
Power: 3V: (LR1130 x2),
Display: Type = Display (LCD) (List),
Number of keys: 24, #Key-Brown: 23, #Key-Red: 1,
Keyboard Array (Rows x Columns): 04x06,
Classification: / Credit Card,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: SHARP_docu: (Cat.) 198202 (Japanese); SHARP_docu: (Cat.) 198110 (Japanese); SHARP_parts: (Box) EL821S,
Main Components: SHARP: LI3033,
Initial Cost Price: 3500 JPY (€ 28,35), Collector value: 7/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
Internet: Link-1: CALCULATORCOLLECTION