The dūda is a

Latvia Latvia ( or ; lv, Latvija ; ltg, Latveja; liv, Leţmō), officially the Republic of Latvia ( lv, Latvijas Republika, links=no, ltg, Latvejas Republika, links=no, liv, Leţmō Vabāmō, links=no), is a country in the Baltic region of ...

bowed string instrument Bowed string instruments are a subcategory of string instruments that are played by a bow rubbing the strings. The bow rubbing the string causes vibration which the instrument emits as sound. Despite the numerous specialist studies devoted to t ...

made out of a thin wooden board pulled into a crescent shape by 2 to 3

catgut Catgut (also known as gut) is a type of cord that is prepared from the natural fiber found in the walls of animal Gut (anatomy), intestines. Catgut makers usually use sheep or goat intestines, but occasionally use the intestines of cattle, Domest ...

strings. A

pig bladder Pig bladder (also pig's bladder) is the urinary bladder of a domestic pig, similar to the human urinary bladder. Today, this hollow organ has various applications in medicine, and in traditional cuisines and customs. Historically, the pig bladder ...

is fixed between the board and the strings, acting like a

resonator A resonator is a device or system that exhibits resonance or resonant behavior. That is, it naturally oscillates with greater amplitude at some frequencies, called resonant frequencies, than at other frequencies. The oscillations in a resonator ...

References

Bowed string instruments Latvian musical instruments {{Composite-instrument-stub