Electric guitar which lets players "bend" the pitch of notes or chords up or down, or perform vibrato effects. The sound of an electric guitar can be modified by new playing techniques such as string bending, tapping, and hammering-on, using audio feedback, or slide guitar playing. There are several types of electric guitar, including: the solid-body guitar; various types of hollow-body guitars; the six-string guitar (the most common type), which is usually tuned E, B, G, D, A, E, from highest to lowest strings; the seven-string guitar, which typically adds a low B string below the low E; and the twelve-string guitar,
String Quartets (Ligeti) work, like the first string quartet, but was also considered to be in six or three movements, with the three lasting about 12' + 3' + 6' minutes in total. The piece would be dedicated to the Arditti Quartet, entirely microtonal, inspired by the hyperchromaticism of Gesualdo, and inspired by melodic ideas from Burma, Uganda, Zimbabwe, Java, Bali, and Cameroon. It's also suggested that the entire quartet would be tuned in scordaturas based on harmonic partials, akin to the violin and viola in Ligeti's Violin Concerto. The fourth quartet would be dedicated to the Kronos Quartet, and be inspired by