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Rockwell the 24K

Rockwell the 24K
Image: Joe Haupt, CC BY-SA 2.0

The Rockwell the 24K is an arithmetic calculator with 8 digits precision and algebraic logic. It has 8 functions, 25 keys, and a VFD (vacuum fluorescent) display. The power source is 3x1.5V cell sealed.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions8
Keys25
Precision8
LogicAlgebraic
Display typeVFD
Length142mm
Width70mm
Thickness12mm
Weight140g
Power Source3x1.5V cell sealed
Year introduced1975
Year discontinued1976

Replacements:

If you have a Rockwell the 24K that is no longer working, you can first try replacing the 3x1.5V cell 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 Rockwell