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Omron 89M

Omron 89M
Image: Joe Haupt, CC BY-SA 2.0

The Omron 89M is an arithmetic calculator with 8 digits precision and algebraic logic. It has 7 functions, 26 keys, and a VFD (vacuum fluorescent) display. The power source is 2xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions7
Keys26
Precision8
LogicAlgebraic
Display typeVFD
Length160mm
Width84mm
Thickness22mm
Power Source2xAA
Year introduced1975

Replacements:

If you have an Omron 89M 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 Omron