calculator.org

the calculator home page

Qualitron Financial (1439)

The Qualitron Financial is a finance calculator with 8 digits precision and algebraic logic. It has 10 functions, 20 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA. Note: Prinztronic Financial

Facts at a glance:

FeatureValue
TypeFinance
Functions10
Keys20
Precision8
LogicAlgebraic
Display typeVFD
Length144mm
Width75mm
Thickness33mm
Weight148g
Power Consumption0.600000W
Power Source4xAA
Year introduced1975
Year discontinued1975

Replacements:

If you have a Qualitron Financial 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 model as a replacement:

See other calculators by Qualitron