place them where you ears tell you they sound best. you might want to start at 6" and move them out from the wall in 2" increments until you find the best place. my 2.3's are about a foot from the wall.
i think it is more important to have ample distance between the listener and the speaker than the distance between the speaker and the wall.
i think it is more important to have ample distance between the listener and the speaker than the distance between the speaker and the wall.