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RFT Konkret 100

The RFT Konkret 100 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 4 functions, 17 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 4xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions4
Keys17
Precision8
LogicAlgebraic
Display typeLED
Length165mm
Width86mm
Thickness40mm
Power Source4xAA
Year introduced1975

Replacements:

If you have a RFT Konkret 100 that is no longer working, you can first try replacing the 4xAA batteries. 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 RFT