Unisonic 1541L

Unisonic 1541L
Image: Joe Haupt, CC BY-SA 2.0
The Unisonic 1541L is an arithmetic calculator with 8 digits precision and algebraic logic. It has 7 functions, 25 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V. Note: Satek 8M

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 7
Keys: 25
Precision: 8
Logic: Algebraic
Display type: LED
Length: 130mm
Width: 74mm
Power Source: PP3 9V
Year introduced: 1978

See other calculators by Unisonic