The history of the first ensemble of musical instruments discovered at the Borobudur Temple, Magelang, Central Java, which has stood since the 8th century. Musical instruments such as bamboo flutes, bells, kendhang in various sizes, harp, stringed musical instrument that swiped and learned, is found in the relief. However, little is found elements of metal musical instruments. However, relief of the instrument is said to be the origin of the gamelan. Gamelan orchestra tuning and making is a complex process. Gamelan tuning using four ways, namely slendro, pelog, "Degung" (special area of Sunda, or West Java), and "madenda" (also known as the diatonic, the same as the original minor scale that is widely used in Europe. Gamelan music is a combination of foreign artistic influence that diverse. Linkages to note the tone of the Chinese, the musical instruments of Southeast Asia, drum band and move to music from India, bowed strings from the Middle East region, Europe and even the military style that we hear the traditional music of Java and Bali today. The interaction component is loaded with melody, rhythm and sound color to maintain the glory of the Balinese gamelan orchestra music. The pillars of this music brings together a variety of Balinese rural community character that became the order of the typical music that is an inseparable part of daily life.