Texas Instruments TI-15

Texas Instruments TI-15
Image: Mark Bollman, used with permission
The Texas Instruments TI-15 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 11 functions, 30 keys, and an LCD (liquid crystal) display. The power source is 2xAA. The calculator was manufactured in Taiwan.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 11
Keys: 30
Precision: 8
Logic: Algebraic
Display type: LCD
Length: 140mm
Width: 71mm
Thickness: 18mm
Power Source: 2xAA
Country: Taiwan
Year introduced: 1977
YearDiscontinued: 1982

See other calculators by Texas Instruments