Unisonic 811

The Unisonic 811 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 20 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAAA.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 6
Keys: 20
Precision: 8
Logic: Algebraic
Display type: VFD
Length: 134mm
Width: 82mm
Thickness: 30mm
Weight: 132g
Power Consumption: 0.400W
Power Source: 4xAAA
Year introduced: 1976
YearDiscontinued: 1976

See other calculators by Unisonic