String instrument strings, or play them by rolling the bell of a brass instrument such as a trombone on the array of strings. However, these are relatively rarely used special techniques. Other keyed string instruments, small enough for a strolling musician to play, include the plucked autoharp, the bowed nyckelharpa, and the hurdy-gurdy, which is played by cranking a rosined wheel. Steel-stringed instruments (such as the guitar, bass, violin, etc.) can be played using a magnetic field. An E-Bow is a small hand-held battery-powered device that magnetically excites the strings of an electric string instrument to provide a sustained, singing tone reminiscent
Sitar in popular music few albums, particularly "In Search of the Lost Chord". The Pretty Things' album "S.F. Sorrow" also featured the instrument on a few tracks, as did Procol Harum's song "In Held 'Twas In I", on the segment "Glimpses of Nirvana". Jethro Tull used the sitar on "Fat Man" and "Skating Away on the Thin Ice of the New Day", and the Strawbs included the instrument on many of their recordings. Family used sitar in the song "Face in the Cloud", released on the band's 1969 album "Family Entertainment". Donovan's hit song "Hurdy Gurdy Man" used a tambura, which can also be