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Elka 135

The Elka 135 is a scientific calculator with 8 digits precision and algebraic logic. It has 16 functions, 20 keys and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 4xAA batteries.

Facts at a glance:

Type Scientific
Functions 16
Keys 20
Precision 8
Logic Algebraic
Display type LED
Display size
Length 136 mm
Width 70 mm
Thickness 29 mm
Weight unknown g
Power Source 4xAA
Original price unknown
Est. current value unknown
Year introduced 1977
Year discontinued

See other calculators manufactured by Elka.