Commodore 774D

Commodore 774D
Image: Joe Haupt, CC BY-SA 2.0
The Commodore 774D is an arithmetic calculator with 7 digits precision and algebraic logic. It has 4 functions, 17 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V. The calculator was manufactured in UK; USA. Note: Same processor as 776M model. Available with a commodore label in black/white or white/black.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 4
Keys: 17
Precision: 7
Logic: Algebraic
Display type: LED
Length: 137mm
Width: 64mm
Thickness: 23mm
Power Source: PP3 9V
Country: UK; USA
Year introduced: 1974
YearDiscontinued: 1975

See other calculators by Commodore