Unitrex 901SR

The Unitrex 901SR is a scientific calculator with algebraic logic. It has a VFD (vacuum fluorescent) display. The power source is 2xAA.

Facts at a glance:

Feature Value
Type: Scientific
Logic: Algebraic
Display type: VFD
Length: 140mm
Width: 83mm
Power Source: 2xAA
Year introduced: 1975

See other calculators by Unitrex