A# Augmented Seventh Guitar Arpeggio — Open C

A# Augmented Seventh in Open C — Notes and Intervals

Notes: A#, D, E##, A

Intervals: 1P, 3M, 5A, 7M

Formula: 2W-2W-WH

Number of notes: 4

Tuning: Open C (C-G-C-G-C-E)

Also known as: maj7#5, maj7+5, +maj7, ^7#5

The A# Augmented Seventh arpeggio contains 4 notes (A#, D, E##, A). Use the interactive fretboard diagram above to explore each arpeggio shape and pattern on 6-string guitar — Open C. Practice ascending and descending from the root note across all strings to learn the sound of this arpeggio.

Explore This Arpeggio in Other Tunings

• A# Augmented Seventh in Standard Tuning
• A# Augmented Seventh in Drop D
• A# Augmented Seventh in DADGAD
• A# Augmented Seventh in Open G
• A# Augmented Seventh in Baritone (B Standard)
• A# Augmented Seventh in 7-string
• A# Augmented Seventh in 8-string
• A# Augmented Seventh in Drop C
• A# Augmented Seventh in Drop B
• A# Augmented Seventh in Open D
• A# Augmented Seventh in Half Step Down
• A# Augmented Seventh in Open E
• A# Augmented Seventh in Open A
• A# Augmented Seventh in Double Drop D

← All Guitar arpeggios in Open C tuning