by Bernhard Leitner SOUND SWING “A minimum of four loudspeakers is required for a pendulum-like motion of sound in space. Two speakers mark the upper ends on each side of the pendulum, the other two speakers are placed closely to the left and right of the walking platform. The direction of the swinging motion is thereby always clearly established. The swing is physically and very clearly experienced. The location of the two upper loudspeakers has been empirically determined..."
Hear Heres, Giant Ear Trumpet Sculptures Highlight Sounds of Nature