B7(b5,#9) guitar chord (B Dominant 7th, Flat 5th, Sharp 9th)

Symbols: 7(b5,#9), 7(-5,+9)

Steps: 1-3-b5-b7-#9

Notes: B-D#-F-A-D

The B 7(b5,#9) chord introduces both a flat fifth and a sharp ninth to the dominant seventh, creating an intensely expressive and edgy sound. With notes B, D#, F, A and D, it's used to evoke a sense of mystery and unease in jazz or fusion. Below, you'll find how to play the "B 7(b5,#9)" chord, finger placements and an audio sample.

Variation 1

B7(b5,#9) guitar chord - variation 1
  • Apply a barre with your index finger across the 1st fret, covering the 1st to the 4th strings
  • Position your pinky on the B (2nd) string at the 3rd fret and press down
  • With your ring finger, press down on the G (3rd) string at the 2nd fret
  • Press the A (5th) string on the 2nd fret with your middle finger
  • Now, strum all the strings starting from the 5th string

Variation 2

B7(b5,#9) guitar chord - variation 2
  • Apply a barre with your index finger across the 13th fret, covering the 1st to the 4th strings
  • Position your pinky on the B (2nd) string at the 15th fret and press down
  • With your ring finger, press down on the G (3rd) string at the 14th fret
  • Press the A (5th) string on the 14th fret with your middle finger
  • Now, strum all the strings starting from the 5th string