By a Waterfall in A

Sammy Fain / Irving Kahal(1933)swing
Do Re MiC D E
A

Chord Diagrams — By a Waterfall in A (Guitar)

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By a Waterfall 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 B to D (ascending minor third), D to F# (ascending major third), F# to E (descending whole step), E to G (ascending minor third), G to A (ascending whole step), A to D# (ascending tritone), D# to C# (descending whole step), C# to F (ascending major third), F to F (ascending unison), F to E (descending half step), E to E (ascending unison), E to A (ascending perfect fourth), A to B (ascending whole step), B to A (descending whole step), A to C# (ascending major third), C# to C# (ascending unison), C# to D (ascending half step), D to D (ascending unison), D to F# (ascending major third), F# to B (ascending perfect fourth). 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 B to B by unison.

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 · 52 bars · Form: A

Chords: Bm, D, F♯7, E7, G, A, D♯m7♭5, C♯m7♭5, F, F7, E, Eaug, AMaj7, B7, A7, C♯, C♯m, DMaj7, Dm7, F♯m, B.

Scales for Improvisation A bebop, A bebop major.

Diatonic chords: See all chords in the key of A