Chord · Mandolin
C♯ 6/9 Chord · Mandolin
Fretboard map · Mandolin
Find every available note across the first 12 frets.
Notes
C♯ · E♯ · G♯ · A♯ · D♯
Root: C♯
Intervals
1 · 3 · 5 · 6 · 9
How it is built
This chord starts on C♯ and applies the intervals 1, 3, 5, 6, 9. The result contains 5 distinct pitch classes per octave.
Explore related combinations
Guide and musical context
About C♯ 6/9 Mandolin Chord
C♯ 6/9 Mandolin chord contains C♯, E♯, G♯, A♯, D♯. Its sound is stable, open and very smooth.
Character and sound
Stable, open and very smooth.
Musical context and history
The 6/9 combines sixth and ninth over a major triad without a seventh. It is a classic jazz, bossa nova, lounge and guitar/piano color.
How and where it is used
It works especially well as a tonic or ending because it adds richness without demanding resolution.
On mandolin, fifths tuning encourages symmetric movable patterns. Unison string courses reinforce the attack, and the map helps locate the same note in different fretboard registers. Everything you see and hear on this page comes from the same note set shown above.
Harmonic and musical relationships
From C♯, the dominant is A♭, the subdominant is F♯ and the relative minor is B♭. These relationships are useful starting points for progressions.
The formula on this page is 1 · 3 · 5 · 6 · 9 and, from C♯, produces the notes C♯ · E♯ · G♯ · A♯ · D♯.
Frequently asked questions
What notes are in the C♯ 6/9 Mandolin chord?
The notes are C♯, E♯, G♯, A♯, D♯.
What is its interval formula?
The formula is 1 · 3 · 5 · 6 · 9.
How does it sound and what is it used for?
Stable, open and very smooth. It works especially well as a tonic or ending because it adds richness without demanding resolution.
How can I check it on Mandolin?
Use the interactive diagram on this page and press Play or Note by note. The highlighted positions, written notes and playback all use the same pitch collection.