Colex 811-A

The Colex 811-A is an arithmetic calculator with algebraic logic. It has a VFD (vacuum fluorescent) display. The power source is 4xAA.

Facts at a glance:

Feature Value
Type: Arithmetic
Logic: Algebraic
Display type: VFD
Length: 152mm
Width: 95mm
Power Source: 4xAA
Year introduced: 1974

See other calculators by Colex