Playing the A#aug Guitar Chord
The A#aug chord is a augmented chord built on the root A#. It contains 3 notes: A#, D, F#. On guitar, this chord can be played in multiple positions across the fretboard, from open shapes to barre chord voicings.
A major triad with a raised fifth. Creates a mysterious, unsettled sound. For guitarists, mastering the A#aug chord unlocks many songs in the key of A#.
Recommended A#aug Guitar Voicing
The interactive fretboard above shows a practical A#aug voicing. The chord notes (A#, D, F#) appear as highlighted positions. Tap any highlighted fret to hear that note, or click "Play A#aug" to hear the full chord.
Interval Structure of A#aug
| Degree | Interval | Semitones | Note in A# |
|---|---|---|---|
| Root | Root (R) | 0 | A# |
| 3rd | Major 3rd | 4 | D |
| 5th | Augmented 5th | 8 | F# |
Common Progressions with A#aug on Guitar
- I–IV–V: A#aug – D#aug – Faug (foundation of blues and rock)
- I–V–vi–IV: A#aug – F – Gm – D# (modern pop staple)
- I–vi–IV–V: A#aug – Gm – D# – F (50s doo-wop)
Tips for Practicing A#aug on Guitar
Start by finding the root note A# on the 6th and 5th strings. Build the chord shape from there. Practice transitioning between A#aug and nearby chords like D# and F. Use slow, deliberate strums and check each string rings clearly.