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In Her Family 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 C# to G (ascending tritone), G to A (ascending whole step), A to G# (descending half step), G# to F# (descending whole step), F# to A (ascending minor third), A to B (ascending whole step), B to B (ascending unison), B to D (ascending minor third), D to A (descending perfect fourth), A to D# (ascending tritone), D# to A (ascending tritone), A to D# (ascending tritone), D# to D# (ascending unison), D# to F (ascending whole step), F to G (ascending whole step), G to D# (descending major third), D# to F (ascending whole step), F to C# (descending major third), C# to A (descending major third), A to B (ascending whole step), B to G# (descending minor third), G# to D# (descending perfect fourth), D# to G (ascending major third), G to D (descending perfect fourth), D to F# (ascending major third), F# to A (ascending minor third). 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 A to C# by major third.
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. Try the major blues scale — adding the flat 3rd as a passing chromatic note gives bends and slides an expressive, soulful quality.