calculator.org

the calculator home page

Unisonic 711-A

The Unisonic 711-A is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 19 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys19
Precision8
LogicAlgebraic
Display typeVFD
Power Source4xAAA
Year introduced1975

Replacements:

If you have a Unisonic 711-A that is no longer working, you can first try replacing the 4xAAA 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 Unisonic