Metallophone Metallophone A metallophone is any musical instrument consisting of tuned metal bars which are struck to make sound, usually with a mallet. Metallophones have been used in music in Asia for thousands of years. There are several different types used in Balinese and Javanese gamelan ensembles, including the gendér, gangsa and saron. These instruments have a single row of bars, tuned to the distinctive pelog or slendro scales, or a subset of them. The Western glockenspiel and vibraphone are also metallophones: they have two rows of bars, in an imitation of the piano keyboard, and are tuned to the chromatic
Chap (instrument) Chap (instrument) A chap or chhap (, ) is a percussion instrument. It is made from bronze, as is a ching, but is thinner. The chap consists of two thin, round disks or plates with a bulge in the center. The plates are held against the hands like cymbals, using handles made of string, passing through a hole in the center of each plate. The name comes from the sound the instrument makes when struck directly together, "chap, chap." The "timbre or tone" change when struck at an angle. There are two kinds of chap: "chap lek" and "chap yai".