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Panasonic 850 (JE-850U)

Panasonic 850
Image: wass.net used with permission

The Panasonic 850 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 4 functions, 18 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA battery pack. Note: Olympia CD 80

Facts at a glance:

FeatureValue
TypeArithmetic
Functions4
Keys18
Precision8
LogicAlgebraic
Display typeVFD
Length165mm
Width98mm
Thickness45mm
Weight492g
Power Consumption1.000000W
Power Source4xAA battery pack
Year introduced1972
Year discontinued1972

Replacements:

If you have a Panasonic 850 that is no longer working, you can first try replacing the 4xAA battery pack 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 Panasonic