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Radio Shack EC-300

The Radio Shack EC-300 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 7 functions, 24 keys and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 4xAA batteries.

Facts at a glance:

Type Arithmetic
Functions 7
Keys 24
Precision 8
Logic Algebraic
Display type LED
Display size
Printer
Length 147 mm
Width 89 mm
Thickness 43 mm
Weight unknown g
Power Source 4xAA
Country
Original price unknown
Est. current value unknown
Year introduced 1974
Year discontinued 1974

See other calculators manufactured by Radio Shack.