Vietnamese Dan MoiTK35 "Ngym" Dan Moi

TK35 "Ngym" Dan Moi
Oberton Pro Lab measurements:
Gaps: 30-60 µm (?)
Base frequency: 55-60 Hz (?)
Reed hardness: 160-180 gf (?)
Frame hardness: 150-300 gf (?)
Reed size: 65x0 mm
Overall dimensions: 125x11x2 mm (?)
Weight: 12 g (33 g with case)
Think plate dan moi with low but not very loud sound and long sustain. Handling requires some force - the reed is stiff, what is multiplied by short touching tip. Sensitivity is low.