ChordAm9♭56-string bass · Standard A half-diminished ninth · Frets 10–12 BEADGC10R♭5♭7♭3♭79noteAE♭GCGBroleR♭5♭7♭3♭79fret101110101211frets 10–12C0C1C2C3C4C5RootA1stC2ndE♭3rdG StrumArpeggio