Wikipedia
Daktronics
Daktronics is an American company based in Brookings, South Dakota that designs, manufactures, sells, and services video displays, scoreboards, digital billboards, dynamic message signs, sound systems, and related products. The company is best known for its electronic LED displays. Founded in 1968 by two South Dakota State University professors, Daktronics grew from a provider of electronic voting systems for state legislatures to one of the world's largest suppliers of electronic signs.