Corvus 400

Corvus 400
Image: Joe Haupt, CC BY-SA 2.0
The Corvus 400 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 19 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 4xN. Note: Datacal II; Radio Shack EC-230

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 6
Keys: 19
Precision: 8
Logic: Algebraic
Display type: LED
Length: 124mm
Width: 76mm
Thickness: 23mm
Power Source: 4xN
Year introduced: 1974

See other calculators by Corvus