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Texas Instruments TI-1800

The Texas Instruments TI-1800 is an arithmetic calculator with 10 digits precision and algebraic logic. It has 7 functions, 29 keys, and an LCD (liquid crystal) display. The power source is LR54. The calculator was manufactured in China.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions7
Keys29
Precision10
LogicAlgebraic
Display typeLCD
Length145mm
Width109mm
Thickness20mm
Power SourceLR54
CountryChina
Year introduced1997
Year discontinued1997

Replacements:

If you have a Texas Instruments TI-1800 that is no longer working, you can first try replacing the LR54 battery. 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