Trojhlasá píšťala (f)
triple chanter, 1 piece (chanter, semidrone and drone): cylindrical, parallel, bell? / single reeds
Earliest source: Andrej Polonec, »Gajdy - ľudový hudobný artefakt« (Turčiansky Sv. Martin, 1938), p.16+18; NB: ➺ Hlas.
Bores either in juxtaposition, or chanter "triangular" in cross-section, with the 3 bores in its corners.
Elschek, Oskár: Die Volksmusikinstrumente der Tschechoslowakei, 2 (Handbuch der europ. Volksmusikinstr. 1/2;2 [Slowakei]). Leipzig, 1983, p.226.