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Radio Shack EC-250

The Radio Shack EC-250 is an arithmetic calculator with unknown digits precision and algebraic logic. It has 5 functions, 18 keys and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 3xAA batteries.

Facts at a glance:

Type Arithmetic
Functions 5
Keys 18
Precision unknown
Logic Algebraic
Display type LED
Display size
Printer
Length 152 mm
Width 79 mm
Thickness 33 mm
Weight unknown g
Power Source 3xAA
Country
Original price unknown
Est. current value unknown
Year introduced 1974
Year discontinued

See other calculators manufactured by Radio Shack.