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Radio Shack EC-4075 (Programmers Hextime Calculator)

The Radio Shack EC-4075 is an arithmetic calculator with algebraic logic. It has 8 functions, 27 keys, and an LCD (liquid crystal) display. The power source is 2xAA. Note: time

Facts at a glance:

FeatureValue
TypeArithmetic
Functions8
Keys27
LogicAlgebraic
Display typeLCD
Power Source2xAA
Year introduced1980

Replacements:

If you have a Radio Shack EC-4075 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:

See other calculators by Radio Shack