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Bowmar MX40 (Brain ; 91801)

Bowmar MX40
Image: Joe Haupt, CC BY-SA 2.0

The Bowmar MX40 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 Sealed battery pack. Note: Available with red or red/black case.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions4
Keys17
Precision8
LogicAlgebraic
Display typeLED
Length140mm
Width78mm
Thickness37mm
Weight250g
Power SourceSealed battery pack
Year introduced1973
Year discontinued1973

Replacements:

If you have a Bowmar MX40 that is no longer working, you can consider replacing the calculator with a modern equivalent. We suggest the following current models as possible replacements:

See other calculators by Bowmar