Plucked Percussion References External links Video, bamboo-tube zither with bamboo strings, played as drum, and plucked with thumb. West Sumatra. Celempung reteng ensemble, with a row of parallel-string celempung retengs (and slit drums as part of that row) and a pair of celempungs with bass string.) Video, Cambodia, bamboo-tube zither with wire strings and gourd resonator. Mondulkiri, tube-zither, tin-can resonator, metal strings. Vietnamese Đàn bầu, electronic siloamplificatioamplification. The instrument starts playing at 1:47. Chordophones Idiochords Bamboo musical instruments