AKA: Scientific Calculator, Product number (P/N): EL531 (EL-531),
Keywords/Tags: EL531 (EL-531) | 531 | Scientific Calculator
Date of intro: ~1984, Dimensions: 137x70x19mm, Weight: 142g,
Display: Type = Display (LCD) (List), Digits = 5+1+(2+1),
Number of keys: 35, #Key-Black: 20, #Key-Grey: 14, #Key-Red: 1,
Classification: / Pocket,
Featuring: Scientific functions, Procent, Square root, PI, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Main Components: SHARP: SC6900,
Serie-members: SHARP: EL530 (); SHARP: EL531 (); SHARP: EL530S (US-version),
Collector value: 7/10,
Internet: Link-1: VIRTUAL MUSEUM OF CALCULATORS, Link-2: SCHLEPPTOPS Rechnerwiki, Link-3: CALCULATORCOLLECTION