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Keystone 2050

The Keystone 2050 is a scientific calculator with 8 digits precision and algebraic logic. It has 18 functions, 30 keys and Discharge display. The power source is Sealed battery pack.

Facts at a glance:

Type Scientific
Functions 18
Keys 30
Precision 8
Logic Algebraic
Display type Discharge
Display size
Length 171 mm
Width 85 mm
Thickness 35 mm
Weight unknown g
Power Source Sealed battery pack
Original price unknown
Est. current value unknown
Year introduced 1974
Year discontinued 1975

See other calculators manufactured by Keystone.