ChordA9♭136-string bass · Standard A dominant ninth flat thirteen · Frets 4–5 BEADGC4R3♭79♭13noteAC♯GBFroleR3♭79♭13fret54545frets 4–5C0C1C2C3C4C5RootA1stC♯2ndE3rdG StrumArpeggio