{"tonagi":{"app":"material curado","kind":"sequence","schema":1,"createdAt":"2026-10-04T09:00:00Z"},"content":{"id":"C326F16E-BD17-5EF0-8538-5E060C4B35D8","steps":[{"note":"Lip slurs on the open F horn (written C4–E5). Just on the concert tonic shows where the natural partials really sit. Written pitch: set Transposition to F first.","rest":false,"notes":[60],"tuningId":"justo","tonicIndex":5,"durationUnit":"free","durationValue":1},{"note":"5th partial (the major third): naturally about 14¢ low — that is the pure third, not a fault.","rest":false,"notes":[64],"tuningId":"justo","tonicIndex":5,"durationUnit":"free","durationValue":1},{"note":"A fifth above: the natural partial is pure (2¢ above the piano).","rest":false,"notes":[67],"tuningId":"justo","tonicIndex":5,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[72],"tuningId":"justo","tonicIndex":5,"durationUnit":"free","durationValue":1},{"rest":false,"notes":[76],"tuningId":"justo","tonicIndex":5,"durationUnit":"free","durationValue":1}],"title":"Horn · Natural harmonic series (F written)","embeddedTunings":[]}}