Adler 81C (EC23B)

The Adler 81C is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 24 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAAA.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 6
Keys: 24
Precision: 8
Logic: Algebraic
Display type: VFD
Length: 120mm
Width: 75mm
Thickness: 20mm
Weight: 134g
Power Source: 4xAAA
Year introduced: 1975
YearDiscontinued: 1975

See other calculators by Adler