Košnaj (gender unknown)
original: (кошнай)
Hornpipe without a mouthpiece: double chanter (no drone), no bell / single reeds (type?)
The slight difference in tuning of its 2 pipes results in beats; Owing to its peculiar timbre mainly an ensemble instrument; NB: ➺ Uzbekistan.
Non-linked twin pipes (both ca. 250 mm) with 7-8 fingerholes each; Range: d¹-e¹-f♯¹-g¹-a¹-b♭¹-c²-d² + (overblowing) e²-c³.
NB: Example(s) to be replaced with staff-notation.
Атлас музыкальных инструментов народов СССР = Atlas of musical instruments of the peoples inhabiting the USSR [1963]. Вертков, Константин А. (Vertkov, Konstantin A.) / Благодатов, Георгий И. (Blagodatov, Georgij I.) / Язовицкая, Эльза Э. (Jazovickaja, El’za E.). Москва (Moskva), 1975 (2), p.167 / 223.