calculator.org

the calculator home page

Royal RC 86M (Royal Litton RC 86M)

The Royal RC 86M is an arithmetic calculator with algebraic logic. It has 5 functions, 22 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA batteries.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys22
LogicAlgebraic
Display typeVFD
Power Source4xAA batteries
Year introduced1974
Year discontinued1974

Replacements:

If you have a Royal RC 86M 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