calculator.org

the calculator home page

Xonex Executive (ELSI II)

The Xonex Executive is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 18 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA. Note: Deetee ECL-81

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys18
Precision8
LogicAlgebraic
Display typeVFD
Length145mm
Width85mm
Thickness33mm
Power Source4xAA
Year introduced1975

Replacements:

If you have a Xonex Executive 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 Xonex