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Rockwell the 22K

Rockwell the 22K

The Rockwell the 22K is an arithmetic calculator with 8 digits precision and algebraic logic. It has 7 functions, 24 keys, and a VFD (vacuum fluorescent) display. The power source is 3xAAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions7
Keys24
Precision8
LogicAlgebraic
Display typeVFD
Length137mm
Width74mm
Thickness14mm
Weight94g
Power Source3xAAA
Year introduced1976
Year discontinued1978

Replacements:

If you have a Rockwell the 22K that is no longer working, you can first try replacing the 3xAAA 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 Rockwell