​
physical length (m)
bore diameter (m)
utaguchi extension (x r_bore)
air temperature (deg C)
Shakuhachi open-open pipe estimate model
Reference_only; pending SHK-D4-P1 measurement, not fabrication authority.
fundamentalHzEstimate293.346,nearestNoteMIDI62,centsVsNearestET-1.88124,effectiveLength_in23.0315
hole
deltaSemitone
f_hole_Hz
d_from_foot_in
Tsu (F4)
3
348.849
19.3671
Re (G4)
5
391.57
17.2541
Chi (A4)
7
439.522
15.3717
Ri (C5)
10
522.683
12.926
Thumb Ro' (D5)
12
586.692
11.5157