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Texas Instruments TI Programmable 57 TI-57

The Texas Instruments TI Programmable 57 TI-57 is a programmable calculator with 8 digits precision and algebraic logic. It has an unknown number of functions, 40 keys and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 2xAA batteries. The calculator was manufactured in Italy; USA.

Facts at a glance:

Type Programmable
Functions unknown
Keys 40
Precision 8
Logic Algebraic
Display type LED
Display size
Printer
Length 145 mm
Width 80 mm
Thickness 33 mm
Weight unknown g
Power Source 2xAA
Country Italy; USA
Original price unknown
Est. current value unknown
Year introduced 1977
Year discontinued 1983

See other calculators manufactured by Texas Instruments.