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Olympia CD 81

The Olympia CD 81 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 4 functions, 18 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA battery pack. Note: Panasonic 855

Facts at a glance:

FeatureValue
TypeArithmetic
Functions4
Keys18
Precision8
LogicAlgebraic
Display typeVFD
Length165mm
Width98mm
Thickness45mm
Weight492g
Power Source4xAA battery pack
Year introduced1973
Year discontinued1973

Replacements:

If you have an Olympia CD 81 that is no longer working, you can first try replacing the 4xAA battery pack 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 Olympia