Unisonic 931-B

The Unisonic 931-B is an arithmetic calculator with algebraic logic. It has 6 functions, and a VFD (vacuum fluorescent) display. The power source is 3xAAA.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 6
Logic: Algebraic
Display type: VFD
Length: 95mm
Width: 64mm
Power Source: 3xAAA
Year introduced: 1975

See other calculators by Unisonic