calculator.org

the calculator home page

Commodore SR4912 (The Decision Maker)

Commodore SR4912
Image: wass.net used with permission

The Commodore SR4912 is a scientific calculator with 8 digits precision and algebraic logic. It has 49 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V. The calculator was manufactured in Hong Kong.

Facts at a glance:

FeatureValue
TypeScientific
Keys49
Precision8
LogicAlgebraic
Display typeLED
Length147mm
Width80mm
Thickness40mm
Weight124g
Power SourcePP3 9V
CountryHong Kong
Year introduced1978
Year discontinued1978

Replacements:

If you have a Commodore SR4912 that is no longer working, you can first try replacing the PP3 9V battery. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current model as a replacement:

See other calculators by Commodore