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Calfax 800-CD

The Calfax 800-CD is an arithmetic calculator with algebraic logic. It has an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V.

Facts at a glance:

FeatureValue
TypeArithmetic
LogicAlgebraic
Display typeLED
Length127mm
Width83mm
Power SourcePP3 9V
Year introduced1975

Replacements:

If you have a Calfax 800-CD 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 Calfax