Craig 4501 (Mark II)

Craig 4501
Image: Joe Haupt, CC BY-SA 2.0
The Craig 4501 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 4 functions, 18 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is Sealed battery pack. Note: Bowmar 901B; Commodore C110 . Made for Craig by Bowmar.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 4
Keys: 18
Precision: 8
Logic: Algebraic
Display type: LED
Length: 133mm
Width: 76mm
Thickness: 37mm
Weight: 340g
Power Source: Sealed battery pack
Year introduced: 1971

See other calculators by Craig