v.12
These are the submission procedures to show you can tune a pure 4:2
- All notes are open unisons (trichords, no mutes)
- Play A3 and A4 loudly, 3 times.
- Play F3-A3, F3-A4, and A3-A4, 3 seconds each.
International Piano Technicians School
Online Training for Piano Technicians
v.12
These are the submission procedures to show you can tune a pure 4:2