Elka 131

The Elka 131 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 10 functions, 20 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA. The calculator was manufactured in Bulgaria.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 10
Keys: 20
Precision: 8
Logic: Algebraic
Display type: VFD
Length: 136mm
Width: 70mm
Thickness: 29mm
Power Source: 4xAA
Country: Bulgaria
Year introduced: 1976
YearDiscontinued: 1977

See other calculators by Elka