A♭7 shapes on mandolin

A♭7 is A♭, C, E♭ and F♯ — the 1, 3, 5 and ♭7 of A♭. On the mandolin there are 23 shapes to walk with ‹ ›; tap any note on the mandolin to pick the shape that holds it. Major triad plus a flat 7th — tense and bluesy About the dominant 7th →

Also written Abdom7, Ab dominant 7, Ab dominant seventh, Abdominant and Ab dom 7.