Is a bullroarer a aerophone?
Score: 4.2/5 (9 votes) The bull-roarer is commonly a flat piece of wood measuring from 4 to 14 inches (10 to 35 cm) in length and fastened at one end to a thong or string. This device, which produces sound waves in unenclosed air (as compared to the sound waves produced within a flute or pipe), is c...