Radofin 1660

Radofin 1660
Image: wass.net used with permission
The Radofin 1660 is a scientific calculator with 8 digits precision and algebraic logic. It has 17 functions, 19 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V.

Facts at a glance:

Feature Value
Type: Scientific
Functions: 17
Keys: 19
Precision: 8
Logic: Algebraic
Display type: LED
Length: 132mm
Width: 68mm
Thickness: 24mm
Weight: 84g
Power Consumption: 0.500W
Power Source: PP3 9V
Year introduced: 1976
YearDiscontinued: 1976

See other calculators by Radofin