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Texas Instruments SR-40

The Texas Instruments SR-40 is a scientific calculator with 8 digits precision and algebraic logic. It has 29 functions, 40 keys and an LED (light-emitting diode) display, typical of calculators of this era. The calculator was manufactured in USA.

Facts at a glance:

Type Scientific
Functions 29
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
Country USA
Original price unknown
Est. current value unknown
Year introduced 1976
Year discontinued 1977

See other calculators manufactured by Texas Instruments.