Unisonic 811-C

The Unisonic 811-C is an arithmetic calculator with algebraic logic. It has 6 functions, 19 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 4xAAA.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 6
Keys: 19
Logic: Algebraic
Display type: LED
Length: 127mm
Width: 76mm
Power Consumption: 0.300W
Power Source: 4xAAA
Year introduced: 1975

See other calculators by Unisonic