ChordA♭(♯4)Lydian6-string bass · Standard A♭ major with sharp four, no fifth, from A♭ Lydian · Open position BEADGCRnoteDA♭Crole♯4R3fret010fret 1C0C1C2C3C4C5RootA♭1stC2ndD StrumArpeggio