About the chord
B minor 7th flat 9th / F♯ (2nd inversion)
Bmin7(♭9)/F♯ is the B minor 7th flat 9th / F♯ (2nd inversion) guitar chord with F♯ in the bass. It uses the notes B, D, F♯, A, and C and the interval formula 1-♭3-5-♭7-♭9.
The B minor 7th flat 9th minor 7th flat 9th chord extends the minor 7th with a flat ninth C, creating a dark, eerie tension. The combination of the minor third D, minor seventh A, and flat ninth C produces a dissonant, haunting sound perfect for jazz, film scoring, and dramatic resolutions. With F♯ in the bass, this voicing functions as the 2nd inversion of B minor 7th flat 9th.
Also written as Bmin7(♭9), Bm7♭9/F♯, and Bm7(♭9)/F♯.
Root note: B
Bass note: F♯
Chord tones: 5
Playable shapes: 27