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MBO de Luxe III

The MBO de Luxe III is an arithmetic calculator with 8 digits precision and algebraic logic. It has 7 functions, 22 keys, and a VFD (vacuum fluorescent) display. The power source is 2xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions7
Keys22
Precision8
LogicAlgebraic
Display typeVFD
Length136mm
Width78mm
Thickness24mm
Power Source2xAA
Year introduced1974
Year discontinued1975

Replacements:

If you have a MBO de Luxe III 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 MBO