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TRQ F-85

The TRQ F-85 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 20 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 3xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys20
Precision8
LogicAlgebraic
Display typeLED
Length140mm
Width73mm
Thickness37mm
Weight130g
Power Source3xAA
Year introduced1976
Year discontinued1976

Replacements:

If you have a TRQ F-85 that is no longer working, you can first try replacing the 3xAA 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 TRQ