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Unitra Eltra BRDA 14S

The Unitra Eltra BRDA 14S is a scientific calculator with 12 digits precision and algebraic logic. It has 25 functions, 35 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 6xAA.

Facts at a glance:

FeatureValue
TypeScientific
Functions25
Keys35
Precision12
LogicAlgebraic
Display typeLED
Power Source6xAA
Year introduced1975

Replacements:

If you have a Unitra Eltra BRDA 14S that is no longer working, you can first try replacing the 6xAA 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 Unitra Eltra