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Melcor 747

The Melcor 747 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 21 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V. Note: Summit 777

Facts at a glance:

FeatureValue
TypeArithmetic
Functions6
Keys21
Precision8
LogicAlgebraic
Display typeLED
Length110mm
Width70mm
Power SourcePP3 9V
Year introduced1975

Replacements:

If you have a Melcor 747 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 Melcor