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Royal RC-84 (Royal Litton RC-84)

The Royal RC-84 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 20 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions6
Keys20
Precision8
LogicAlgebraic
Display typeVFD
Length158mm
Width87mm
Thickness37mm
Weight168g
Power Consumption0.500000W
Power Source4xAA
Year introduced1976
Year discontinued1976

Replacements:

If you have a Royal RC-84 that is no longer working, you can first try replacing the 4xAA 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 Royal