A# Dominant 7th Guitar Chord — Baritone
Guitar chord voicings in Baritone tuning (B-E-A-D-F#-B)
A# Dominant 7th Voicings in Baritone
A# Dominant 7th filtered by fret:
A# Dominant 7th in Baritone Tuning — Guide
The A# Dominant 7th chord is made up of the following notes: A#, C##, E#, G#.
Intervals: 1P, 3M, 5P, 7m.
The A# Dominant 7th chord in Baritone tuning (B-E-A-D-F#-B) requires different fingerings than standard tuning.
The A# dominant seventh chord adds a minor seventh to a major triad, creating a four-note structure with intervals 1P, 3M, 5P, 7m and notes A#, C##, E#, G#. This tension between the major third and the minor seventh gives dominant sevenths their restless, bluesy character — they want to resolve. They are the driving force behind blues progressions, jazz turnarounds, and classical cadences where harmonic motion demands forward momentum.
How to Play A# Dominant 7th
On guitar, A# 7 is most commonly played as a barre chord. The E-shape barre at fret 10 or the A-shape barre provide the two most practical voicings. Mastering barre chord technique unlocks this chord in every position along the neck, giving you freedom to play in any key.
A# Dominant 7th in Progressions
A# dominant seventh most commonly functions as the V7 in D# major or D# minor, creating a strong pull toward resolution. It also serves as the I7 in A# blues progressions and as a secondary dominant targeting other chords in a key.
Common Substitutions
A#9, A#13, or the tritone substitute E7 all work as alternatives, keeping the dominant function intact.
Difficulty: On guitar, this chord typically requires a barre — intermediate difficulty, but essential for playing in sharp keys.