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Commodore SR9190R

The Commodore SR9190R is a scientific calculator with 10 digits precision and algebraic logic. It has an unknown number of functions, 49 keys and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 3xAA sealed batteries. The calculator was manufactured in England ; Hong Kong.

​Functions: unit conversion, math, trig, %, polar/rect, complex, standard deviation, linear regression & binomial/poison/Normal stats distributions.

Power source:
1. 3 internal rechargeable AA NiCd batteries accessed by two screws on the back
2. via 3.5mm jack plug from a mains charger/adaptor


Facts at a glance:

Type Scientific
Functions unknown
Keys 49
Precision 10
Logic Algebraic
Display type LED
Display size
Length 151 mm
Width 79 mm
Thickness 36 mm
Weight 235 g
Power Source 3xAA sealed batteries
Country England ; Hong Kong
Original price $40.00
Est. current value unknown
Year introduced 1975
Year discontinued

See other calculators manufactured by Commodore.