What is the main instruments in 12 bar blues?
Guitars, Harmonica(Bluesharp and Chromatic),Drums(Hi-Hat, Kick drum and Rimshot) and electric piano/electric or upright bass (often playing a walking bass line). Vocals are also quite frequent in the genre.
_Additional/alternative instruments may include:_
_Synthesizers_
_Trumpet(s)_
_Trombone_
_Saxophone_
_Piano/Electronic Keyboard/Organ or Wurlitzer electric piano._