A# Dominant Seventh Sharp Ninth Added Guitar Chord Charts & Variations
Welcome to our tutorial on the A# 7(#9) chord, a complex and captivating chord that belongs to the Dominant Chords family. This tutorial is designed to help you understand, learn and master this intriguing chord, which is composed of the notes A#, C##, E#, G#, and B##.
The A# 7(#9) chord is constructed by stacking specific music intervals, namely: 1 (Root), 3 (Major Third), 5 (Perfect Fifth), b7 (Minor Seventh), and #9 (Augmented Ninth). If you need a refresher on intervals, feel free to check out our tutorial about fretboard intervals.
In this tutorial, we will provide you with chord diagrams and fretboard patterns that clearly illustrate the tones that make up the A# 7(#9) chord. This will help you visualize and understand the chord structure better. If you're interested in how chords are built by stacking intervals, our guitar music theory tutorial offers a deep dive into this topic.
The A# 7(#9) chord is not a beginner's chord. It requires some familiarity with more advanced chords and chord progressions. If you're ready to take your guitar playing to the next level, you may find our tutorial about more advanced chords beneficial.
As a dominant chord, the A# 7(#9) is often found in various music genres, including jazz. It's a staple in jazz chord progressions and can add a sophisticated touch to your chord progressions.
Finally, if you're curious about how to denote chords depending on the intervals that compose it, our tutorial on chord notation provides a comprehensive guide. Happy learning!
Notes in the A# 7(#9) chord:
Tones of the Dominant Seventh Sharp Ninth Added chord:
Guitar Patterns for the A#7(#9) chord
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
Open
Position 2
Barre
Movable
Position 3
Barre
Movable
You can find more shapes in our all guitar chords online library. If you
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FAQ
What specific notes and intervals make up the A# 7(#9) chord?
The A# 7(#9) chord is composed of the notes A#, C##, E#, G#, and B##. These notes correspond to the intervals of a 1 (Root), 3 (Major Third), 5 (Perfect Fifth), b7 (Minor Seventh), and #9 (Augmented Ninth), all stacked from the root note A#.
Why is the A# 7(#9) considered a 'complex' chord for guitarists?
The A# 7(#9) chord is deemed complex because it's an advanced dominant chord that extends beyond a basic triad or dominant 7th. It includes an augmented ninth (#9) interval, which creates a richer, more tension-filled sound. Mastering it requires familiarity with advanced chord structures and fingerings.
How does the #9 interval uniquely affect the sound of a dominant 7th chord?
The #9 (augmented ninth) interval adds a distinctive, often 'captivating' and edgy harmonic tension to a dominant 7th chord. It creates a richer, more sophisticated tonal color compared to a basic dominant 7th, which is why it's a staple in genres like jazz for adding specific harmonic flavor.
In what musical contexts or genres is the A# 7(#9) chord typically used?
As a dominant chord, the A# 7(#9) is commonly found in various music genres. It is particularly a staple in jazz chord progressions, where its complex and tension-filled sound can add a sophisticated touch and lead effectively into subsequent chords.
Why are there double sharps (C## and B##) in the notes of the A# 7(#9) chord?
The specific notes of the A# 7(#9) chord, including C## and B##, are derived directly from stacking its defined intervals (1, 3, 5, b7, #9) from the root A#. Using these precise spellings ensures the theoretical integrity of each interval relative to the root, clearly defining the chord's exact harmonic structure.
How can visualizing chord diagrams and fretboard patterns help in learning the A# 7(#9) chord?
Visualizing the A# 7(#9) chord through diagrams and fretboard patterns helps guitarists clearly see the exact placement of each individual note (A#, C##, E#, G#, B##) on the guitar neck. This visual aid makes it easier to understand the chord's structure, learn its fingerings, and internalize its composition.