Tumbu (m)
(with) definite article: suonly drone, adjustable: cylindrical, straight, no bell, no cavity / single reed
From Italian "tubo" [tube]; Drone (including the reed!); NB: ➺ Kroba.
Made of cane [Arundo donax?]; Slightly conical; The material, called "Kanna femina" [female cane], is thinner than that used for the Mankosedda and Mankosa manna, because it would be too heavy when grown to the necessary size and diameter.
Weis Bentzon, Andreas Fridolin: The launeddas: a Sardinian folk music instrument. Copenhagen, 1969, p.14, 16, 144 (note 2).
Dore, Giovanni: Gli strumenti della musica popolare della Sardegna. Cagliari, 1976, p.40 & passim.
Pala, Giulio: Disegno [schematico]. In: Launeddas: l’anima di un popolo (1997), p.122*.
Paulis, Giulio: I nomi delle launeddas: origine e storia [with an extensive article on their manufacture]. In: Sonos (1994), p.141.
Lai, Luigi: Metodo per / A method for the launéddas. Cagliari, 1996, p.16/17.