- Jeremy Montagu
String drum or tube zither of the Philippines. Two idiochordal strings are cut along the surface of a bamboo tube, remaining attached at each end and raised by small sticks under both strings near each end. A small bamboo platform is wedged between the strings immediately above a soundhole in the tube. The player either taps on the platform with a soft string-covered beater or plucks the strings. The instrument is known by various names including ...