Qualitron QI-104

The Qualitron QI-104 is an arithmetic calculator with 6 digits precision and algebraic logic. It has 5 functions, 19 keys, and an LED (light-emitting diode) display, typical of calculators of this era.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 5
Keys: 19
Precision: 6
Logic: Algebraic
Display type: LED
Year introduced: 1975

See other calculators by Qualitron