I Made Bandem classic and contemporary. With this organization, Bandem has managed to raise and popularize ethnomusicology as a major discipline in art universities in Indonesia. In 1986, Bandem initiated The First International Gamelan Festival; an evaluation on the advancement of gamelan in the global milieu that was conducted in conjunction with the 1986 Vancouver Expo in Canada. During the festival, more than 250 delegates participated and represented gamelan (traditional Indonesian music orchestra) and ethnic music groups from all over the world. The festival is evidence that Indonesian music especially its various sorts of gamelan are integral part of the world music setting.
Gamelan Bali, remarked, "Deviations in what is considered the same scale are so large that one might with reason state that there are as many scales as there are gamelans." This view is contested, however, by some teachers of gamelan, and there have been efforts to combine multiple ensembles and tuning structures into one gamelan to ease transportation at festival time. One such ensemble is gamelan "Manikasanti", which can play the repertoire of many different ensembles. Balinese gamelan instruments are built in pairs that are tuned slightly apart to produce interference beats, ideally at a consistent speed for all pairs of