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Radio Shack EC-4019

The Radio Shack EC-4019 is a programmable calculator with 10 digits precision and algebraic logic. It has 42 keys, and an LCD (liquid crystal) display. The power source is 3V cell. Note: Casio fx-3800P

Facts at a glance:

FeatureValue
TypeProgrammable
Keys42
Precision10
LogicAlgebraic
Display typeLCD
Length129mm
Width72mm
Thickness10mm
Weight56g
Power Consumption0.000500W
Power Source3V cell
Year introduced1989
Year discontinued1993

Replacements:

If you have a Radio Shack EC-4019 that is no longer working, you can first try replacing the 3V cell battery. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current model as a replacement:

See other calculators by Radio Shack