D# Sixth Added Ninth Bass Arpeggio
Bass arpeggio — fretboard diagram
D# Sixth Added Ninth Arpeggio — Notes and Intervals
Notes: D#, G, A#, C, F
Intervals: 1P, 3M, 5P, 6M, 9M
Formula: 2W-WH-W-5
Number of notes: 5
Also known as: 6add9, 6/9, 69, M69
The D# Sixth Added Ninth arpeggio contains 5 notes (D#, G, A#, C, F). Use the interactive fretboard above to explore this arpeggio on Bass with different tunings and fret ranges.
When to Use the D# Sixth Added Ninth Arpeggio
Play the D# Sixth Added Ninth arpeggio whenever a D# 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 D# Sixth Added Ninth arpeggio uses 5 notes (D#, G, A#, C, F) 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 D# Sixth Added Ninth Arpeggio on Bass
On bass, locate D# on the A string at fret 6. Span the 5 notes (D#, G, A#, C, F) across two to three strings using one finger per fret. Focus on even tone production between plucked strings and smooth position shifts.
The D# Sixth Added Ninth arpeggio contains extended tones beyond the basic triad, adding harmonic color and sophistication. Use it over D#9, D#11, D#13 chords to outline richer voicings in jazz, fusion, and neo-soul contexts.
Practice Routine
Play the D# Sixth Added Ninth arpeggio as whole notes over a backing track or drone on D#. Focus on intonation and tone quality for each of the 5 notes (D#, G, A#, C, F). After a few passes, begin improvising short melodic phrases built from these arpeggio tones, connecting them with passing notes.
Bass Tips
On bass, use the D# Sixth Added Ninth arpeggio as the skeleton for your bass lines. Target the root on beat 1, then use the other tones (G, A#, C, F) on weaker beats to create movement while keeping the harmonic foundation solid.