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Keystone 2030 Berkey Keystone 2030

The Keystone 2030 Berkey Keystone 2030 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 7 functions, 24 keys and Discharge display. The power source is Sealed battery pack.

Facts at a glance:

Type Arithmetic
Functions 7
Keys 24
Precision 8
Logic Algebraic
Display type Discharge
Display size
Length 159 mm
Width 83 mm
Thickness 38 mm
Weight unknown g
Power Source Sealed battery pack
Original price unknown
Est. current value unknown
Year introduced 1975
Year discontinued

See other calculators manufactured by Keystone.