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Sharp EL-509D

The Sharp EL-509D is a scientific calculator with 10 digits precision and algebraic logic. It has 58 functions, 44 keys and an LCD (liquid crystal) display. The power source is 2x1.5V cell.

Facts at a glance:

Type Scientific
Functions 58
Keys 44
Precision 10
Logic Algebraic
Display type LCD
Display size
Length 143 mm
Width 76 mm
Thickness 9 mm
Weight unknown g
Power Source 2x1.5V cell
Original price unknown
Est. current value unknown
Year introduced 1985
Year discontinued

See other calculators manufactured by Sharp.