A course is a pair of adjacent strings tuned to unison or an octave and usually plucked together as if a single string, in musical instruments such as:
The American Noise band Sonic Youth is famous for using alternate tunings on their instruments which are mainly double or triple courses, see Sonic Youth's alternate tunings. The guitar is a Musical instrument with ancient roots that is used in a wide variety of musical styles The electric bass guitar (also called electric bass, or simply bass; ˈbeɪs as in "base" is a Stringed instrument played primarily with the Lute can refer generally to any plucked string instrument with a neck (either Fretted or unfretted and a deep round back or more specifically to an instrument from A mandolin is a musical instrument in the Lute family (plucked or strummed The saz (from Persian:) is a family of Plucked string instruments popular in Iran, Turkey, Azerbaijan, Armenia and the The Springtime is an experimental electric guitar with seven strings and three outputs Vihuela is a name given to two different Guitar -like String instruments one from 15th and 16th century Spain, usually with 12 paired strings and the is a one volume manga created by Tsutomu Nihei as a prequel to his ten-volume work Blame!. Sonic Youth is an American Alternative rock band formed in New York City in 1981 A scordatura (literally Italian for "mistuning" also called cross-tuning, is an alternative Tuning used for the open strings of a String Sonic Youth is an American Alternative rock band formed in New York City in 1981