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RMS International Zeta 7

The RMS International Zeta 7 is an arithmetic calculator with algebraic logic. It has 8 functions, 23 keys, and an LED (light-emitting diode) display typical of calculators of this era. The power source is Sealed battery pack. Note: Wooden case

Facts at a glance:

FeatureValue
TypeArithmetic
Functions8
Keys23
LogicAlgebraic
Display typeLED
Length152mm
Width76mm
Power SourceSealed battery pack
Year introduced1972

Replacements:

If you have a RMS International Zeta 7 that is no longer working, you can consider replacing the calculator with a modern equivalent.

We suggest the following current models as possible replacements:

See other calculators by RMS International