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MBO TR1220MR

The MBO TR1220MR is an arithmetic calculator with 12 digits precision and algebraic logic. It has 8 functions, 29 keys, and a VFD (vacuum fluorescent) display.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions8
Keys29
Precision12
LogicAlgebraic
Display typeVFD
Year introduced1980

Replacements:

If you have a MBO TR1220MR that is no longer working, you can consider replacing the calculator with a modern equivalent. We suggest the following current models as possible replacements:

See other calculators by MBO