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Atlas R300A

The Atlas R300A is an arithmetic calculator with 8 digits precision and algebraic logic. It has 11 functions, 28 keys, and a VFD (vacuum fluorescent) display. The power source is 2xAA. Note: MBO

Facts at a glance:

FeatureValue
TypeArithmetic
Functions11
Keys28
Precision8
LogicAlgebraic
Display typeVFD
Length139mm
Width82mm
Thickness24mm
Power Source2xAA
Year introduced1975

Replacements:

If you have an Atlas R300A that is no longer working, you can first try replacing the 2xAA 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 Atlas