C-sharp augmented 7th

C-sharp augmented 7th guitar chord is also written as C♯aug7 or C♯7♯5 or C♯+7 or C♯7+5.

Below are up to 8 popular shapes for the C-sharp augmented 7th guitar chord, with suggested finger positions on the fretboard.

How to play the C-sharp augmented 7th chord

String numbers run from the thinnest string (1st) to the thickest string (6th). Match each numbered finger to the diagrams.

Shape 9091009

• Place your index finger (1) on the 9th fret of the 6th (low E) string.
• Place your middle finger (2) on the 9th fret of the 4th (D) string.
• Place your ring finger (3) on the 10th fret of the 3rd (G) string.
• Place your little finger (4) on the 9th fret of the 1st (high E) string.
• Let the 2nd (B) string and 5th (A) string ring open.

Shape 90111009

• Place your index finger (1) on the 9th fret of the 6th (low E) string.
• Place your middle finger (2) on the 9th fret of the 1st (high E) string.
• Place your ring finger (3) on the 10th fret of the 3rd (G) string.
• Place your little finger (4) on the 11th fret of the 4th (D) string.
• Let the 2nd (B) string and 5th (A) string ring open.

View C-sharp augmented 7th inversions and slash chords

C♯aug7/E♯ - C♯aug7/G𝄪 - C♯aug7/B

View augmented 7th chord for guitar with other root notes

C - D - E - F - G - A - B - C♯ - D♯ - F♯ - G♯ - A♯ - D♭ - E♭ - G♭ - A♭ - B♭