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Chord chart for A11 / C♯ (1st inversion) Guitar Chord: Notes, Shapes & Bass Note | Guitar Wiz

A11/C♯ guitar shapes

Popular fretboard positions with fingering suggestions

Showing 8 of 127 playable shapes

A11 / C♯ (1st inversion) guitar chord diagram showing fretboard positions
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About the chord

A11 / C♯ (1st inversion)

A11/C♯ is the A11 / C♯ (1st inversion) guitar chord with C♯ 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 A11 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 C♯ in the bass, this voicing functions as the 1st inversion of A11.

Also written as A11 and Adom11/C♯.

Root note: A
Bass note: C♯
Chord tones: 6
Playable shapes: 127

Chord tones

AC♯EGBD

Common guitar voicings

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

Shape 1

x40203

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

Shape 2

x40005

View shape
  1. 1 Place the 1st finger on the 4th fret of the 5th string.
  2. 2 Place the 2nd finger on the 5th fret of the 1st string.
  3. 3 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.

G Minor Seventh ♭7

The minor seventh adds bluesy or jazzy tension that wants to move onward.

B Major Ninth 9

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

D Perfect Eleventh 11

The eleventh gives the chord a wider, suspended feel.

Quick answers

What notes are in A11/C♯?

A11/C♯ uses the notes A, C♯, E, G, B, and D. Its interval formula is 1-3-5-♭7-9-11.

What is another name for A11/C♯?

A11/C♯ is also written as A11 and Adom11/C♯.

How do you play A11/C♯ on guitar?

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

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