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Radofin 875 Professional Slide Rule

The Radofin 875 Professional Slide Rule is an arithmetic calculator with 8 digits precision and algebraic logic. It has 9 functions, 23 keys and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 4xAAA batteries.

Facts at a glance:

Type Arithmetic
Functions 9
Keys 23
Precision 8
Logic Algebraic
Display type LED
Display size
Length 136 mm
Width 65 mm
Thickness 21 mm
Weight unknown g
Power Source 4xAAA
Original price unknown
Est. current value unknown
Year introduced 1975
Year discontinued

See other calculators manufactured by Radofin.