Gamelan ending performances or ceremonies. When an "ending" piece (such as "Udan Mas") is begun, the audience will know that the event is nearly finished and will begin to leave. Certain pieces are also believed to possess magic powers, and can be used to ward off evil spirits. Gamelan is frequently played on the radio. For example, the "Pura Pakualaman" gamelan performs live on the radio every "Minggu Pon" (a day in the 35-day cycle of the Javanese calendar). In major towns, the Radio Republik Indonesia employs professional musicians and actors, and broadcast programs of a wide variety of gamelan music
Gamelan gamelan styles of Bali, Java, and Sunda resulted from different ways of mixing these elements. Thus, despite the seeming diversity of styles, many of the same theoretical concepts, instruments, and techniques are shared between the styles. A gamelan is a multi-timbre ensemble consisting of metallophones, xylophones, flutes, gongs, voices, as well as bowed and plucked strings. The hand-played drum called "kendhang" controls the tempo and rhythm of pieces as well as transitions from one section to another, while one instrument gives melodic cues to indicate treatment or sections of a piece. Some of the instruments that make up a gamelan