Line for Lyons in A

Gerry Mulligan(1964)swing
Do Re MiC D E
A
B
C

Chord Diagrams — Line for Lyons in A (Guitar)

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Line for Lyons in A

Key of A

A major is a rock and blues cornerstone. The open A string delivers a strong root, while both E strings ring as the fifth. Classic A-D-E progressions practically play themselves with open cowboy chords. The open high E is the fifth, reinforcing power. A is a beginner-level key on guitar because the open A string is the root and the open E strings provide the fifth above and below, creating a massive low-end anchor. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through A to D (ascending perfect fourth), D to G (ascending perfect fourth), G to C# (ascending tritone), C# to F# (ascending perfect fourth), F# to B (ascending perfect fourth), B to E (ascending perfect fourth), E to A (ascending perfect fourth), A to A (ascending unison), A to A (ascending unison), A to D (ascending perfect fourth), D to D# (ascending half step), D# to G# (ascending perfect fourth), G# to G (descending half step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from G to A by whole step.

Scales for Improvisation

A 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, A Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing4/4 · 31 bars · Form: ABC

Chords: A7, Dm7, G7, C♯m7, F♯7, Bm7, E7, AMaj7, A, A6, DMaj7, D♯m7, G♯7, G.

Scales for Improvisation A bebop, A bebop major.

Diatonic chords: See all chords in the key of A