A7 shapes on bass

A7 is A, D♭, E and G — the 1, 3, 5 and ♭7 of A. On the bass there are 11 shapes to walk with ‹ ›; tap any note on the bass to pick the shape that holds it. Major triad plus a flat 7th — tense and bluesy About the dominant 7th →

Also written Adom7, A dominant 7, A dominant seventh, Adominant and A dom 7.