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Summit MCC (Metric Conversion Computer)

Summit MCC
Image: wass.net used with permission

The Summit MCC is an arithmetic calculator with 8 digits precision and algebraic logic. It has 41 functions, 21 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 2xAA sealed.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions41
Keys21
Precision8
LogicAlgebraic
Display typeLED
Length121mm
Width67mm
Thickness32mm
Weight142g
Power Source2xAA sealed
Year introduced1973
Year discontinued1974

Replacements:

If you have a Summit MCC that is no longer working, you can first try replacing the 2xAA sealed 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 Summit