Popular fretboard positions with fingering suggestions
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A♭11/B♭ is the A♭11 / B♭ (4th inversion) guitar chord with B♭ in the bass. It uses the notes A♭, C, E♭, G♭, B♭, and D♭ and the interval formula 1-3-5-♭7-9-11.
The A♭11 dominant 11 chord extends the dominant 9th by adding an 11th D♭, creating a layered, suspended sound. This harmonic richness enhances jazz and fusion progressions, generating a mystical, unresolved atmosphere. With B♭ in the bass, this voicing functions as the 4th inversion of A♭11.
Also written as A♭11 and A♭dom11/B♭.
These are quick-start shapes for players who want the answer first and the deeper theory second.
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Each note below shows how the chord is built from its root. This is the theory layer underneath the fretboard shapes.
The root anchors the chord and defines its tonal center.
This note defines the chord's major quality and brings brightness to the sound.
The fifth reinforces stability and gives the chord its strong harmonic frame.
The minor seventh adds bluesy or jazzy tension that wants to move onward.
The ninth opens the chord up and adds a modern, spacious color.
The eleventh gives the chord a wider, suspended feel.
Every shape is shown with its diagram and exact fingering instructions.
A♭11/B♭ uses the notes A♭, C, E♭, G♭, B♭, and D♭. Its interval formula is 1-3-5-♭7-9-11.
A♭11/B♭ is also written as A♭11 and A♭dom11/B♭.
Place the 1st finger on the 4th fret of the 1st string, 2nd string, 4th string, and 5th string in barre position. Place the 2nd finger on the 5th fret of the 3rd string. Place the 3rd finger on the 6th fret of the 6th string. Strum from the 6th string down.
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