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Commodore M55 (Mathematician)

The Commodore M55 is a scientific calculator with 10 digits precision and algebraic logic. It has 55 keys, and a VFD (vacuum fluorescent) display. The power source is Sealed battery pack.

Facts at a glance:

FeatureValue
TypeScientific
Keys55
Precision10
LogicAlgebraic
Display typeVFD
Length159mm
Width101mm
Thickness35mm
Power SourceSealed battery pack
Year introduced1976
Year discontinued1977

Replacements:

If you have a Commodore M55 that is no longer working, you can consider replacing the calculator with a modern equivalent. We suggest the following current model as a replacement:

See other calculators by Commodore