Gamelan outside Indonesia called "Gamelan Penempaan Guntur" (Gamelan Forge of Thunders). The group offers regular concerts at the museum and other venues, including international festivals. The first gamelan in Mexico is that owned by the Indonesian Embassy in Mexico City since the 1990s. It is a bronce Javanese slendro gamelan, but it started to be used and became active since young Mexican music students were convened by Fitra Ismu Kusumo, an Indonesian student in Mexico, and began using and playing this gamelan in 2002 and founded the group Indra Swara. Currently in Mexico there are at least four sets of gamelan: a Surakartan
Gamelan interference beats are meant to give the listener a feeling of a god's presence or a stepping stone to a meditative state. The scale roughly approximates that of the phrygian mode of the Western major scale (E-E on the white keys of the piano), with the notes EFGBC corresponding to the note positions 12356 in the "slendro" scale used by most gamelan. As well as the non-western octave and the use of beats, Javanese gamelan uses a combination of tempo and density known as "Irama", relating how many beats on the "saron panerus" instrument there are to notes in the