consist of small and medium steps. The pelog has seven pitches per octave" "In the older ensembles of east Java, one usually finds only one kempul, tuned to a pitch 6 or pitch 5, and one Gong ageng, with no siyem or gong suwukan. Following the augmentation of ensembles in central Java over the last century, however, the east Javanese have added one or two siyem and three or four kempul for each tuning system in many ensembles." See also Gamelan Bonang Gong gede Kethuk Music of Indonesia Music of Java References External links Colotomic instruments Gongs Indonesian musical instruments