Gamelan with male groups. In the twenty-five countries outside Indonesia that have gamelan, music performed in a concert context or as part of ceremonies for expat communities may also accompany dance or "wayang". The tuning and construction of a gamelan orchestra is a complex process. Javanese gamelan use two tuning systems: "sléndro" and "pélog". There are other tuning systems such as "degung" (exclusive to Sunda, or West Java), and "madenda" (also known as "diatonis", similar to a European natural minor scale). In central Javanese gamelan, "sléndro" is a system with five notes to the octave, with large intervals, while "pélog" has
Gamelan outside Indonesia I Wayan Sadra, Al. Suwardi and Sinta Wullur, and the combination of gamelan and western instruments. Nowadays, several Javanese and Balinese gamelan groups are active in the Netherlands. Javanese style groups exist in Amsterdam, Indonesian Embassy The Hague 1975 ISTIKA (Ikatan Seni Tari Indonesia di Nederland) Trainer FX Suhardi Djojoprasetyo, Renkum and Arnhem. Balinese groups can be found in Amsterdam and The Hague. A Sundanese group exists in Leiden (Leyde). The gamelan emsemble in Delft (Museum Nusantara) has stopped playing (April 2014) because the museum was forced to close its doors after the state subsidy ended. 1975 ISTIKA ( Ikatan