B♭ Trumpet
B♭4 on the B♭ Trumpet
Written B♭4 — sounds concert A♭4. Tap the diagram to hear it.
B♭4
Concert A♭44th partialBeginner note
Fourth partial with valve 1, sounding concert Ab4. Band tuning on trumpet often starts here, so get the first valve slide right on this note.
About this note
Fourth partial with valve 1, sounding concert Ab4. Band tuning on trumpet often starts here, so get the first valve slide right on this note.
- Primary fingering: Valves 1
- Written pitch: B♭4 · Concert pitch: A♭4
- Sounding frequency: 415.30 Hz
- Harmonic partial: 4 — the valves set the tube length, but your air and embouchure select the partial.
Alternate fingerings for B♭4
- 1-2-3: Valves 1 + 2 + 3. Reaches the same pitch from the 5th partial; sharp and unwieldy, so it is a trill fingering only.
B♭ Trumpet 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.