Infant Eyes in A
Infant Eyes 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 G# to C# (ascending perfect fourth), C# to B (descending whole step), B to A (descending whole step), A to D# (ascending tritone), D# to C (descending minor third), C to F# (ascending tritone), F# to A (ascending minor third), A to B (ascending whole step), B to E (ascending perfect fourth), E to A# (ascending tritone), A# to A# (ascending unison), A# to F (descending perfect fourth), F to D (descending minor third), D to E (ascending whole step). 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 E to G# 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. Over dominant seventh chords, A Mixolydian adds the flat seventh for an authentic blues-rock edge.