Tenor regulator
high semidrone, retunable during playing: conical, straight, no bell, no cavity / double reed
5 keys (f♯¹, g¹, a¹, b¹, c²): 310 mm (1 piece); Stopped, with tuning pin.
NB: Example(s) to be replaced with staff-notation.
Leydi, Roberto: La zampogna in Europa. Como, 1979, p.84, 86.
Garvin, Wilbert: The Irish bagpipes: their construction and maintenance [Belfast 1978, Blackstaff Press]. Foreword by Breandán Breathnach. Kells, 1988 (2), p.35.