A 9th Guitar Chord

Notes: A - C# - E - G - B

Formula: 1 - 3 - 5 - ♭7 - 9

Intervals: Root, Major 3rd, Perfect 5th, Minor 7th, Major 9th

A9

×
Standard

How to Play A9

  1. 1Mute the low E string
  2. 2Place your index finger on fret 2 of the D and B strings
  3. 3Place your middle finger on fret 3 of the high E string
  4. 4Place your ring finger on fret 4 of the G string
  5. 5Play the A string open

About 9th Chords

A dominant 7th chord with an added 9th. 9th chords sound rich and funky, essential in funk, R&B, jazz, and blues. They add more color than a basic 7th chord.

A 9th on Other Instruments

Piano

Other A Chords

AAmA7Amaj7Am7AdimAaugAsus2Asus4Aadd9A6Am6

Other 9th Chords

C9D9E9F9G9