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7b9sus Chord on Guitar - P4 Tuning

4-Voices on Fretboard in P4 Tuning:

Image of 7b9sus Chord on the Guitar in P4 tuning.


There are over 70 voicings for the 7b9sus 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 7b9sus chord contains a perfect fourth, perfect fifth, minor seventh, and a minor ninth.

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


  • Root
  • Perfect Fourth
  • Perfect Fifth
  • Minor Seventh
  • Minor Ninth


The 7b9sus chord has a dissonance rating of 121*

*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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