Enterprex BJ-21

The Enterprex BJ-21 is an arithmetic calculator with 10 digits precision and algebraic logic. It has 6 functions, 20 keys, and a VFD (vacuum fluorescent) display. The power source is 3xAAA. Note: Similar to Radio Shack EC-21 ; game

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 6
Keys: 20
Precision: 10
Logic: Algebraic
Display type: VFD
Length: 140mm
Width: 76mm
Power Source: 3xAAA
Year introduced: 1975

See other calculators by Enterprex