A7(#9) Guitar Chord Chart and Fingering
Welcome to our comprehensive tutorial on the A 7(#9) chord. This intriguing chord, also known as the 'Jimi Hendrix chord', belongs to the Dominant Chords family. The A 7(#9) chord is composed of the notes A, C#, E, G, and B#. These notes are derived from the following intervals: 1 (Root), 3 (Major Third), 5 (Perfect Fifth), b7 (Minor Seventh), and #9 (Augmented Ninth).
To fully understand how these intervals come together to form the A 7(#9) chord, it might be helpful to have a solid grasp of fretboard intervals and how chords are built by stacking intervals. If you're new to these concepts, don't worry, our tutorials will guide you through.
In this tutorial, we will provide you with chord diagrams and fretboard patterns that visually represent the tones composing the A 7(#9) chord. This will help you not only understand the theory behind this chord, but also how to play it on your guitar. If you're interested in the notation of this chord based on its intervals, our notation tutorial can be a great resource.
The A 7(#9) chord has a unique sound that can add a touch of sophistication to your chord progressions. It's commonly used in jazz, blues, and rock music, and is a great chord to add to your repertoire if you're an intermediate player looking to expand your chord knowledge.
So, are you ready to dive into the world of the A 7(#9) chord? Let's get started!
A 7(#9) chord Notes:
How to create the Dominant Seventh Sharp Ninth Added chord:
A Dominant Seventh Sharp Ninth Added Guitar Chord Fingers Positions
Chord boxes are sorted from the easiest to the hardest. Learn how to read chord diagrams.
If you have difficulties with bar chord shapes, check the Bar Chords Tips tutorial.
You can also use this accessible chords page with written diagrams instruction.
Position 1
Movable
Position 2
Movable
Position 3
Open
Position 4
Barre
Movable
Position 5
Barre
Movable
Position 6
Barre
Open
Position 7
Barre
Open
Position 8
Barre
Open
Position 9
Barre
Movable
Position 10
Barre
Movable
You can find more shapes in our all guitar chords online library. If you
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FAQ
What are the notes that make up the A7(#9) chord?
The A7(#9) chord is composed of five distinct notes: A, C#, E, G, and B#. These notes are derived from specific intervals, giving the chord its unique harmonic structure.
What specific intervals build the A7(#9) chord from its root?
The A7(#9) chord is constructed using these intervals from its root note (A): the 1 (Root), 3 (Major Third), 5 (Perfect Fifth), b7 (Minor Seventh), and #9 (Augmented Ninth). Each interval contributes to the chord's characteristic sound.
Why is the A7(#9) chord also known as the 'Jimi Hendrix chord'?
The A7(#9) chord earned its popular nickname, the 'Jimi Hendrix chord,' due to its distinctive and frequent use by the legendary guitarist Jimi Hendrix in many of his iconic songs, embedding it in the lexicon of rock music.
How does the A7(#9) chord fit into the 'Dominant Chords' family?
The A7(#9) is classified as a dominant chord because it contains the essential components of a dominant 7th chord (Root, Major Third, Perfect Fifth, and Minor Seventh). The added #9 (Augmented Ninth) is an extension that enhances its dominant tension and unique sonic quality.
What is the significance of the '#9' in the A7(#9) chord name?
The '#9' in the A7(#9) chord name indicates an Augmented Ninth interval. This specific interval is key to the chord's distinctive and sophisticated sound, introducing a characteristic tension that sets it apart from a standard dominant 7th chord.
Why is the note B# used in the A7(#9) chord instead of C?
Although B# sounds enharmonically equivalent to C, theoretically, B# is the correct spelling for an Augmented Ninth interval above A. Using B# maintains the proper theoretical construction of the chord, ensuring correct interval stacking and understanding its musical function.
In what musical styles is the A7(#9) chord commonly employed?
The A7(#9) chord is a versatile and expressive chord frequently found in jazz, blues, and rock music. Its unique sound allows musicians to add sophistication and a distinctive flavor to their chord progressions within these genres.