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Sovrin 438

The Sovrin 438 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 24 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions6
Keys24
Precision8
LogicAlgebraic
Display typeLED
Length125mm
Width72mm
Thickness20mm
Weight86g
Power SourcePP3 9V
Year introduced1976
Year discontinued1976

Replacements:

If you have a Sovrin 438 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 models as possible replacements:

See other calculators by Sovrin