Radio Shack TRS-80 (PC-1)

Radio Shack TRS-80
Image: Joe Haupt, CC BY-SA 2.0
The Radio Shack TRS-80 is a programmable calculator with 12 digits precision and algebraic logic. It has 57 keys, and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. The power source is 4x1.5V cell. The calculator was manufactured in Japan. Note: Sharp PC-1211

Facts at a glance:

Feature Value
Type: Programmable
Keys: 57
Precision: 12
Logic: Algebraic
Display type: YLCD
Printer: External
Length: 71mm
Width: 176mm
Thickness: 16mm
Weight: 170g
Power Consumption: 0.011W
Power Source: 4x1.5V cell
Country: Japan
Year introduced: 1980
YearDiscontinued: 1981

See other calculators by Radio Shack