Gamelan slower, more meditative quality than the gamelan music of Bali. Javanese gamelan can be made from iron or brass; instruments made of cast bronze are considered the best quality. Outside the main core on Java and Bali, gamelan has spread through migration and cultural interest, new styles sometimes resulting as well. Malay Gamelan comes from the Javanese tradition through Riau-Lingga which later formed its own distinct identity, using fewer instruments tuned in a near-equidistant "slendro", and often using a western B or C as a tuning basis. Javanese emigrants to Suriname play gamelan in a style close to that found
Gamelan seven notes to the octave, with uneven intervals, usually played in five note subsets of the seven-tone collection. A full gamelan will include a set of instruments in each tuning, and classically only one tuning is used at a time. The precise tuning used differs from ensemble to ensemble, and gives each ensemble its own particular flavour. A set of gamelan instruments will be tuned to the same set of notes, but the tuning will vary from one gamelan to the next, including variations in the size of intervals. Colin McPhee , a Canadian composer who spent much time in