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Universal 101

The Universal 101 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 7 functions, 22 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions7
Keys22
Precision8
LogicAlgebraic
Display typeLED
Length125mm
Width74mm
Thickness21mm
Power SourcePP3 9V
Year introduced1975
Year discontinued1975

Replacements:

If you have a Universal 101 that is no longer working, you can first try replacing the PP3 9V battery. 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 Universal