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Texas Instruments exactra 19

The Texas Instruments exactra 19 is an arithmetic calculator with 7 digits precision and algebraic logic. It has 4 functions, 18 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 3xAA. The calculator was manufactured in USA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions4
Keys18
Precision7
LogicAlgebraic
Display typeLED
Length130mm
Width73mm
Thickness33mm
Power Source3xAA
CountryUSA
Year introduced1974
Year discontinued1974

Replacements:

If you have a Texas Instruments exactra 19 that is no longer working, you can first try replacing the 3xAA 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 Texas Instruments