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Casio 121-A 121A

The Casio 121-A 121A is an arithmetic calculator with 12 digits precision and algebraic logic. It has 4 functions, 15 keys and a display using Nixie tubes. The power source is Solar.

Facts at a glance:

Type Arithmetic
Functions 4
Keys 15
Precision 12
Logic Algebraic
Display type Nixie
Display size
Length 127 mm
Width 330 mm
Thickness 102 mm
Weight unknown g
Power Source Solar
Original price unknown
Est. current value unknown
Year introduced 1970
Year discontinued 1971

See other calculators manufactured by Casio.