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Aristo M27

The Aristo M27 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 4 functions, 17 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 5xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions4
Keys17
Precision8
LogicAlgebraic
Display typeLED
Length87mm
Width60mm
Thickness26mm
Weight200g
Power Source5xAA
Year introduced1972

Replacements:

If you have an Aristo M27 that is no longer working, you can first try replacing the 5xAA 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