Texas Instruments Datamath (TI-2500)
The Texas Instruments Datamath is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 19 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 2xAA. The calculator was manufactured in Spain; USA. One of the earliest pocket calculators, the TI-2500 Datamath calculator was introduced in September, 1972. A wealth of information and examples can be found at Datamath.org.
Facts at a glance:
If you have a Texas Instruments Datamath that is no longer working, you can first try replacing the 2xAA 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: