BB♭ Tuba
G♭2 on the BB♭ Tuba
Written G♭2. Tap the diagram to hear it.
G♭2
4th partialBeginner note
Fourth partial with 2-3, four semitones below open B♭2. Valve 1 would land this pitch on the flat 7th partial, which is why every chart gives 2-3.
About this note
Fourth partial with 2-3, four semitones below open B♭2. Valve 1 would land this pitch on the flat 7th partial, which is why every chart gives 2-3.
- Primary fingering: Valves 2 + 3
- Written pitch: G♭2
- Sounding frequency: 92.50 Hz
- Harmonic partial: 4 — the valves set the tube length, but your air and embouchure select the partial.
BB♭ Tuba fingering data last updated . Every diagram here, in the printable PDF and in the chart image comes from one dataset, so the paper and the screen cannot disagree.