Tune a gamelan yourself! Select the traditional Javanese tunings Slendro or Pélog with the switch. To make a comparison, consider the Western tonalities of major and minor, which are, of course, not typically used in authentic gamelan ensembles. Do you recognize the difference in sound character?
If none of these tunings satisfies your ears: manually adjust the pitch of each of the four notes by moving the dots.
The cent values, a measure of musical intervals, are denoted for experts.