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9b5+ Chord on Guitar - P4 Tuning

4-Voices on Fretboard in P4 Tuning:

Image of 9b5+ Chord on the Guitar in P4 tuning.


There are over 84 voicings for the 9b5+ chord on guitar and the image above shows only 3 of them. For more voicings see: Fretboard Chord Charts for Guitar in P4 tuning

The 9b5+ chord contains a major third, diminished fifth, augmented fifth, minor seventh, and a major ninth.

The intervallic relationships it contains are: major third, diminished fifth, minor sixth, minor seventh, major ninth, major second, major third, diminished fifth, minor seventh, major second, major third, minor sixth, major second, diminished fifth, major third.


  • Root
  • Major Third
  • Diminished Fifth
  • Augmented Fifth
  • Minor Seventh
  • Major Ninth


The 9b5+ chord has a dissonance rating of 190*

*Dissonance is very subjective. So, as a general guideline, this number is mathematically derived by measuring the intervallic dissonance this chord contains. (The higher the number the more dissonant the chord.)

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