Guitar chord
A Add9 Open Chord
An open Aadd9 voicing with B on the G string added to the A major triad.
- Symbol
- Aadd9
- Chord tones
- A , C# , E , B
- Formula
- 1 3 5 9
- Tuning
- Standard
- Frets, low to high
- X 0 2 4 2 0
- Fingers, low to high
- - - 1 3 2 -
Chord fingering diagram
Read the chart vertically with the nut at the top. X means mute the string, markers above the nut are played open, and numbered markers show fretting-hand fingers.
Chord tone reference
Use the matching arpeggio page to study the same notes across the full fretboard, or open those chord tones directly in the interactive tool.