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Montgomery Ward P8F (TXI-8644A)

The Montgomery Ward P8F is an arithmetic calculator with 8 digits precision and algebraic logic. It has 4 functions, 17 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 4xAA. Note: Made by Texas Instruments.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions4
Keys17
Precision8
LogicAlgebraic
Display typeLED
Length146mm
Width76mm
Power Source4xAA
Year introduced1974

Replacements:

If you have a Montgomery Ward P8F 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 models as possible replacements:

See other calculators by Montgomery Ward