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APF Mark III

The APF Mark III is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 19 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 6x1.5V sealed. The calculator was manufactured in Japan.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys19
Precision8
LogicAlgebraic
Display typeLED
Power Source6x1.5V sealed
CountryJapan
Year introduced1973
Year discontinued1973

Replacements:

If you have an APF Mark III 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 APF