ChordF♯7♭9♭138-string bass · Standard F♯ dominant seventh flat nine flat thirteen · Open position F♯BEADGCF53noteF♯C♯EA♯DGroleR5♭73♭13♭9fret020100frets 1–2C0C1C2C3C4C5RootF♯1stA♯2ndC♯3rdE StrumArpeggio