The central tetraederspeakerdoes the most work for the reflection on the wall.https://algo.mur.at/projects/ex-machina-dei/media/gardeninstallation/10_garden_tetraspeaker1.jpg/viewhttps://algo.mur.at/projects/ex-machina-dei/media/gardeninstallation/10_garden_tetraspeaker1.jpg/@@download/image/None
The central tetraederspeaker
does the most work for the reflection on the wall.