V to I resolution
Use the dominant sound to pull strongly into a stable major tonic.
Guitar chord companion
B9 Chord
Learn the B9 chord on guitar with chord tones, intervals, and interactive fretboard shapes.
1B3D#5F#b7A9C#
Playable B9 Chord voicings
Start with these chord-box shapes, then use the full fretboard below to see every chord tone.
A shape, fret 2
Low to high strings: x 2 x 6 4 5
G shape, fret 4
Low to high strings: 7 x 4 6 4 5
E shape, fret 7
Low to high strings: 7 9 7 8 7 9
D shape, fret 9
Low to high strings: 11 x 9 11 10 9
C shape, fret 13
Low to high strings: x 14 13 14 14 x
Full fretboard map
Every B9 Chord chord tone across the neck, with roots highlighted for quick orientation.
Frets 0–24. Select a position or tap a note to hear it.
CAGED
Progression examples using B9
Try these progressions to hear the harmony in context. On bass, outline each chord with individual target tones.
Minor-key dominant pull
The same dominant root can resolve into a minor tonic for a darker cadence.
Turnaround color
Place the dominant at the end of a turnaround so the next phrase has forward motion.
Chord Tones
| Degree | Interval | Note |
|---|---|---|
| 1 | Root | B |
| 3 | M3 | D# |
| 5 | P5 | F# |
| b7 | m7 | A |
| 9 | M9 | C# |
Scales Containing the Complete Formula
Complete Formula
1 – 3 – 5 – b7 – 9
Compound degrees retain their names: 9, 11, and 13 are extensions. A voicing may place their pitches in a closer register.