Siter and celempung (zither) is a stringed musical instrument in the Javanese gamelan. It has to do also with the harp in Sundanese gamelan.
Siter and celempung each have 11 and 13 pairs of strings, being extended to both sides of the resonator box. Typical set of strings and the string tone pelog other slendro tone. Sitar generally has a length of about 30 cm and inserted in a box when it is played, while the long celempung roughly 90 inches and has four legs, and set up an octave below the siter. Siter and celempung played as one of the musical instruments played together (panerusan), as an instrument that plays a twisted (melodic patterns based on balungan). Both siter or celempung played with the same speed with the xylophone (fast tempo).
The name "siter" comes from the Dutch "citer", which is also related to English "zither." "celempung" associated with celempungan Sundanese musical forms.
Siter strings played with the thumb, while the other fingers are used to withstand vibration while the other plucked strings, this is usually a characteristic of gamelan instruments. Fingers of both hands are used to hold, with the right hand fingers under the strings while the left hand finger is above the strings.
Siter and celempung (zither) with various sizes are typical of the Gamelan instruments Siteran, although also used in a variety of other types of gamelan.
From Wikipedia