Gong musical instrument composed of two types, ie:
- Gong Ageng, is the largest in the Javanese gamelan gong and trusted as a spirit the Gamelan. Therefore, the gong is highly respected. Gong Ageng usually placed behind the Gamelan.
- Kempul, is gong hanging that has a smaller size than Gong Ageng. Gong were placed on a rope stretched over a wooden frame (where the wood is sometimes called Rancakan).
Gong Musical Instrument can be divided into several types, ie:
Bonang, is a set of gongs consists of ten to fourteen small gongs are arranged horizontally in two rows. There duamacam Bonang, ie: barung Bonang, Bonang ie a medium-sized, high-middle to high octave.
Panerus Bonang, Bonang ie small but tinggisatu octave pitch more than Bonang barung.
Kenong, is the biggest gong placed on a rope that stretched on wood frame. In some Gamelan, a wooden frame can contain 3 (three) Kenong.
Tap and Kempyang. Gong-gong was placed next to Kenong. Tap and Kempyang always placed in a wooden box.