Aadd9
Add 9 · A – C♯ – E – B
- AR
- C♯3
- E5
- B9
hear it, browse voicings, or tap notes to name any chord
Guitar voicings
Piano
- Root
- Third / sus
- Fifth
- Sixth / seventh
- Extension
About the Aadd9 chord
The Aadd9 chord (add 9) is made up of 4 notes — A is the root, C♯ the major third, E the perfect fifth and B the ninth. A major triad simply gains a ninth on top — there is no seventh, so it stays bright and clear.
On guitar, Aadd9 chords are most often played in open position: 502420. Let the open A and high E strings ring out. The diagrams above show 4 playable voicings in all.
Add-nine chords stack a ninth on a plain triad for a bright, modern shimmer without a seventh.
Common questions
- What notes are in the Aadd9 chord?
- The Aadd9 chord contains the notes A, C♯, E and B.
- How do you play Aadd9 on guitar?
- A common open-position shape is 502420. The diagrams above show 4 playable voicings you can strum or hear.
- What intervals make up the Aadd9 chord?
- The Aadd9 chord is built from the root (A), a major third (C♯), a perfect fifth (E) and a ninth (B).
More than a chord chart
The chart above is just the start. Open Aadd9 in the finder to hear it on guitar and piano and browse every playable voicing side by side. Or switch to Name my chord — tap frets or keys and MobileChords identifies the chord you're playing, inversions and slash chords included.