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Aristo M42

The Aristo M42 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 8 functions, 25 keys, and a VFD (vacuum fluorescent) display. The power source is 2xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions8
Keys25
Precision8
LogicAlgebraic
Display typeVFD
Length151mm
Width76mm
Thickness18mm
Power Source2xAA
Year introduced1976
Year discontinued1977

Replacements:

If you have an Aristo M42 that is no longer working, you can first try replacing the 2xAA batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent.

We suggest the following current models as possible replacements:

See other calculators by Aristo