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Texas Instruments DataChron TI-1790

The Texas Instruments DataChron TI-1790 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 7 functions, 31 keys and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. The power source is 2xLR44. The calculator was manufactured in Japan.

Facts at a glance:

Type Arithmetic
Functions 7
Keys 31
Precision 8
Logic Algebraic
Display type YLCD
Display size
Printer
Length 135 mm
Width 68 mm
Thickness 9 mm
Weight unknown g
Power Source 2xLR44
Country Japan
Original price unknown
Est. current value unknown
Year introduced 1978
Year discontinued 1978

See other calculators manufactured by Texas Instruments.