Bbm7b5 chord

Bbm7b5 chord for guitar with diagrams, fingerings and notes.

Description and theory

Bbm7b5 is equivalent to A#m7b5. It's usually played as one of three movable shapes depending on the most fitting position on the fretboard, and less often played in open positions.

Chord structure

The chord consists of four notes. The notes represent the root, minor third, lowered fifth and minor seventh intervals.

Chord name

Bbm7b5 is an abbreviation for B flat 7th flat 5th. A shorter abbreviation sometimes used is Bbø. It's also referred to as Bb half-diminished or Bb 7th minus 5th.

Notes

The notes that the Bbm7b5 chord consists of are Bb, Db, E and Ab.

Try it in a chord progression

Amaj7 - Bbm7b5 - Bm7

Inversions

1st inversion: Bbm7b5/Db (means that Db is the bass note).
2nd inversion: Bbm7b5/E (means that E is the bass note).
3rd inversion: Bbm7b5/Ab (means that Ab is the bass note).

Back to m7b5 chords