Binatone Mastermind (Feb-03)

The Binatone Mastermind is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 23 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is PP3 9V. Note: Adman L-0831T

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 5
Keys: 23
Precision: 8
Logic: Algebraic
Display type: LED
Length: 127mm
Width: 68mm
Thickness: 22mm
Weight: 76g
Power Source: PP3 9V
Year introduced: 1976
YearDiscontinued: 1977

See other calculators by Binatone