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Texas Instruments SR-40 LCD

The Texas Instruments SR-40 LCD is a scientific calculator with 8 digits precision and algebraic logic. It has 29 functions, 40 keys and an LCD (liquid crystal) display. The power source is 2xAA batteries. The calculator was manufactured in Brazil.

Facts at a glance:

Type Scientific
Functions 29
Keys 40
Precision 8
Logic Algebraic
Display type LCD
Display size
Length 134 mm
Width 75 mm
Thickness unknown mm
Weight unknown g
Power Source 2xAA
Country Brazil
Original price unknown
Est. current value unknown
Year introduced 1980
Year discontinued 1983

See other calculators manufactured by Texas Instruments.