Unisonic 1299R-A

The Unisonic 1299R-A is a scientific calculator with algebraic logic. It has 28 functions, 37 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA.

Facts at a glance:

Feature Value
Type: Scientific
Functions: 28
Keys: 37
Logic: Algebraic
Display type: VFD
Length: 155mm
Width: 90mm
Thickness: 36mm
Power Source: 4xAA
Year introduced: 1975

See other calculators by Unisonic