Do Re MiC D E

Spiral

Coltrane John4/4medium-up-swing
G/D
F♯/D
F/D
E/D
D♯/D
F♯7♭13
G/D
F♯/D
F/D
G/D
F♯/D
F/D
E/D
D♯/D
F♯7♭13

Chord Diagrams — Spiral in B (Guitar)

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Spiral in B

Key of B

B major mixes barre and open elements. The B chord itself is a barre at fret 2, but E and A are comfortable open chords forming the IV and V. The open B string rings as the root, allowing creative drone-based arrangements. B is a intermediate-level key on guitar because the open B string rings as the root and the open E strings provide the 4th — useful for sus4 voicings and drone effects. This key mixes open and barre shapes, making it a good intermediate challenge that builds fretboard fluency.

Voice Leading

The bass line moves through G to F# (descending half step), F# to F (descending half step), F to E (descending half step), E to D# (descending half step), D# to D (descending half step), D to G (ascending perfect fourth), G to F# (descending half step), F# to B (ascending perfect fourth), B to C# (ascending whole step), C# to F# (ascending perfect fourth), F# to E (descending whole step), E to A (ascending perfect fourth), A to G (descending whole step), G to D (descending perfect fourth), D to F (ascending minor third). A half-step bass movement creates a strong leading-tone pull that demands resolution. The predominantly stepwise bass motion creates smooth, connected voice leading. When the progression loops, the bass returns from F to G by whole step.

Scales for Improvisation

B major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, B Mixolydian adds the flat seventh for an authentic blues-rock edge.

medium-up-swing4/4 · 44 bars · Form: ABA

Chords: G/D, F♯/D, F/D, E/D, D♯/D, D, Gm, F♯7♭13, Bm, C♯m7♭5, F♯7♭9, Em7, A7, G7, Dmaj7, Fmaj7.

Scales for Improvisation B bebop minor, B bebop.

Diatonic chords: See all chords in the key of B