calculator.org

the calculator home page

Unisonic 911-C

Unisonic 911-C

The Unisonic 911-C is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 19 keys, and a VFD (vacuum fluorescent) display. The power source is 3xAAA. The calculator was manufactured in Japan. Note:   Photo supplied by Chris Lewis - CLewis at HachUltra.com

Facts at a glance:

FeatureValue
TypeArithmetic
Functions6
Keys19
Precision8
LogicAlgebraic
Display typeVFD
Length95mm
Width64mm
Thickness23mm
Power Consumption0.300000W
Power Source3xAAA
CountryJapan
Year introduced1975

Replacements:

If you have a Unisonic 911-C that is no longer working, you can first try replacing the 3xAAA 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 Unisonic