Chord chart for A6 add 9 / B (4th inversion) Guitar Chord: Notes, Shapes & Bass Note | Guitar Wiz

A6(add9)/B guitar shapes

Popular fretboard positions with fingering suggestions

Showing 8 of 55 playable shapes

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A6 add 9 / B (4th inversion) guitar chord diagram showing fretboard positions

About the chord

A6 add 9 / B (4th inversion)

A6(add9)/B is the A6 add 9 / B (4th inversion) guitar chord with B in the bass. It uses the notes A, C♯, E, F♯, and B and the interval formula 1-3-5-6-9.

The A6 add 9 6 add 9 chord blends the major triad with a major sixth F♯ and a ninth B, producing a jazzy, sophisticated sound. Its smooth, feel-good harmony is popular in jazz, funk, and pop, adding a playful, nostalgic color to progressions. With B in the bass, this voicing functions as the 4th inversion of A6 add 9.

Also written as A6(add9) and A6/9/B.

Root note: A
Bass note: B
Chord tones: 5
Playable shapes: 55

Chord tones

AC♯EF♯B

Common guitar voicings

These are quick-start shapes for players who want the answer first and the deeper theory second.

Shape x24222

x24222

View shape
  1. 1 Place the 1st finger on the 2nd fret of the 1st string, 2nd string, 3rd string, and 5th string in barre position.
  2. 2 Place the 3rd finger on the 4th fret of the 4th string.
  3. 3 Strum from the 5th string down.

Shape x24220

x24220

View shape
  1. 1 Place the 1st finger on the 2nd fret of the 2nd string, 3rd string, and 5th string in barre position.
  2. 2 Place the 3rd finger on the 4th fret of the 4th string.
  3. 3 Let the first string ring open.
  4. 4 Strum from the 5th string down.

Notes & Intervals

Each note below shows how the chord is built from its root. This is the theory layer underneath the fretboard shapes.

A Unison (Root) 1

The root anchors the chord and defines its tonal center.

C♯ Major Third 3

This note defines the chord's major quality and brings brightness to the sound.

E Perfect Fifth 5

The fifth reinforces stability and gives the chord its strong harmonic frame.

F♯ Major Sixth 6

The sixth adds warmth and a slightly more relaxed extended color.

B Major Ninth 9

The ninth opens the chord up and adds a modern, spacious color.

Shape details

Every shape is shown with its diagram and exact fingering instructions.

A6(add9)/B shape x24222

How to play this shape

  1. 1 Place the 1st finger on the 2nd fret of the 1st string, 2nd string, 3rd string, and 5th string in barre position
  2. 2 Place the 3rd finger on the 4th fret of the 4th string
  3. 3 Do not play the sixth string
  4. 4 Strum from the fifth string down to the first string

A6(add9)/B shape x24220

How to play this shape

  1. 1 Place the 1st finger on the 2nd fret of the 2nd string, 3rd string, and 5th string in barre position
  2. 2 Place the 3rd finger on the 4th fret of the 4th string
  3. 3 Let the first string ring open
  4. 4 Do not play the sixth string
  5. 5 Strum from the fifth string down to the first string

A6(add9)/B shape 707670

How to play this shape

  1. 1 Place the 1st finger on the 6th fret of the 3rd string
  2. 2 Place the 2nd finger on the 7th fret of the 6th string
  3. 3 Place the 3rd finger on the 7th fret of the 4th string
  4. 4 Place the 4th finger on the 7th fret of the 2nd string
  5. 5 Let the fifth and first strings ring open
  6. 6 Strum from the sixth string down to the first string

A6(add9)/B shape 777979

How to play this shape

  1. 1 Place the 1st finger on the 7th fret of the 2nd string, 4th string, 5th string, and 6th string in barre position
  2. 2 Place the 3rd finger on the 9th fret of the 3rd string
  3. 3 Place the 4th finger on the 9th fret of the 1st string
  4. 4 Strum from the sixth string down to the first string

A6(add9)/B shape 797979

How to play this shape

  1. 1 Place the 1st finger on the 7th fret of the 2nd string, 4th string, and 6th string in barre position
  2. 2 Place the 2nd finger on the 9th fret of the 5th string
  3. 3 Place the 3rd finger on the 9th fret of the 3rd string
  4. 4 Place the 4th finger on the 9th fret of the 1st string
  5. 5 Strum from the sixth string down to the first string

A6(add9)/B shape 709979

How to play this shape

  1. 1 Place the 1st finger on the 7th fret of the 6th string
  2. 2 Place the 2nd finger on the 7th fret of the 2nd string
  3. 3 Place the 3rd finger on the 9th fret of the 3rd string and 4th string in barre position
  4. 4 Place the 4th finger on the 9th fret of the 1st string
  5. 5 Let the fifth string ring open
  6. 6 Strum from the sixth string down to the first string

A6(add9)/B shape 797909

How to play this shape

  1. 1 Place the 1st finger on the 7th fret of the 4th string and 6th string in barre position
  2. 2 Place the 2nd finger on the 9th fret of the 5th string
  3. 3 Place the 3rd finger on the 9th fret of the 3rd string
  4. 4 Place the 4th finger on the 9th fret of the 1st string
  5. 5 Let the second string ring open
  6. 6 Strum from the sixth string down to the first string

A6(add9)/B shape xx9ba9

How to play this shape

  1. 1 Place the 1st finger on the 9th fret of the 4th string
  2. 2 Place the 2nd finger on the 9th fret of the 1st string
  3. 3 Place the 3rd finger on the 10th fret of the 2nd string
  4. 4 Place the 4th finger on the 11th fret of the 3rd string
  5. 5 Do not play the sixth and fifth strings
  6. 6 Strum from the fourth string down to the first string

Quick answers

What notes are in A6(add9)/B?

A6(add9)/B uses the notes A, C♯, E, F♯, and B. Its interval formula is 1-3-5-6-9.

What is another name for A6(add9)/B?

A6(add9)/B is also written as A6(add9) and A6/9/B.

How do you play A6(add9)/B on guitar?

Place the 1st finger on the 2nd fret of the 1st string, 2nd string, 3rd string, and 5th string in barre position. Place the 3rd finger on the 4th fret of the 4th string. Strum from the 5th string down.

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