calculator.org

the calculator home page

Unimark 805T

The Unimark 805T is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 19 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions6
Keys19
Precision8
LogicAlgebraic
Display typeVFD
Length140mm
Width90mm
Thickness26mm
Power Consumption0.500000W
Power Source4xAA
Year introduced1975
Year discontinued1975

Replacements:

If you have a Unimark 805T 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 Unimark