APF RS-1 (Kel-Co)

The APF RS-1 is an arithmetic calculator with algebraic logic. It has 16 functions, 29 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V. Note: APF RS-1; Cannelle RS1

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 16
Keys: 29
Logic: Algebraic
Display type: LED
Length: 140mm
Width: 70mm
Power Source: PP3 9V
Year introduced: 1979

See other calculators by APF