C# Sixth Added Ninth Ukulele Arpeggio
Ukulele arpeggio — fretboard diagram
C# Sixth Added Ninth Arpeggio — Notes and Intervals
Notes: C#, F, G#, A#, D#
Intervals: 1P, 3M, 5P, 6M, 9M
Formula: 2W-WH-W-5
Number of notes: 5
Also known as: 6add9, 6/9, 69, M69
The C# Sixth Added Ninth arpeggio contains 5 notes (C#, F, G#, A#, D#). Use the interactive fretboard above to explore this arpeggio on Ukulele with different tunings and fret ranges.
When to Use the C# Sixth Added Ninth Arpeggio
Play the C# Sixth Added Ninth arpeggio whenever a C# Sixth Added Ninth chord appears in a progression. Unlike scales (which include passing tones), arpeggios guarantee every note you play IS a chord tone, making your solo sound harmonically precise and intentional.
Arpeggio vs. Scale
The C# Sixth Added Ninth arpeggio uses 5 notes (C#, F, G#, A#, D#) while the full scale uses 7. The arpeggio is a subset — think of it as the skeleton of the scale. Practice alternating between the arpeggio and the full scale to develop a melodic vocabulary that mixes chord tones with passing tones.
How to Play C# Sixth Added Ninth Arpeggio on Ukulele
On ukulele, find C# around the open strings and play through the arpeggio tones (C#, F, G#, A#, D#). You may need to move beyond a single chord shape to reach all 5 notes. Practice connecting the arpeggio tones smoothly across adjacent fret positions.
The C# Sixth Added Ninth arpeggio contains extended tones beyond the basic triad, adding harmonic color and sophistication. Use it over C#9, C#11, C#13 chords to outline richer voicings in jazz, fusion, and neo-soul contexts.
Practice Routine
Start by playing the C# Sixth Added Ninth arpeggio ascending and descending at 60 BPM, one note per beat, using a metronome. Once even and confident, play it in eighth notes, then triplets, keeping each note articulate. Spend at least 5 minutes daily on this before moving to musical application.
Ukulele Tips
The ukulele's re-entrant tuning creates natural voice leading within the C# Sixth Added Ninth arpeggio. Experiment with picking patterns that take advantage of the high G string to create unexpected interval leaps within the arpeggio shape.