D Augmented Seventh Cavaquinho Arpeggio
Cavaquinho arpeggio — fretboard diagram
D Augmented Seventh Arpeggio — Notes and Intervals
Notes: D, F#, A#, C#
Intervals: 1P, 3M, 5A, 7M
Formula: 2W-2W-WH
Number of notes: 4
Also known as: maj7#5, maj7+5, +maj7, ^7#5
The D Augmented Seventh arpeggio contains 4 notes (D, F#, A#, C#). Use the interactive fretboard diagram above to explore each arpeggio shape and pattern on Cavaquinho. Practice ascending and descending from the root note across all strings to learn the sound of this arpeggio.
When to Use the D Augmented Seventh Arpeggio
Play the D Augmented Seventh arpeggio whenever a D Augmented Seventh 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 Augmented Seventh arpeggio uses 4 notes (D, F#, A#, C#) 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 Augmented Seventh Arpeggio on Cavaquinho
Locate D on your instrument and play through the 4 notes of the Augmented Seventh arpeggio (D, F#, A#, C#) slowly, ensuring each tone rings clearly before connecting them at speed.
The D Augmented Seventh arpeggio has a symmetrical, ethereal quality built from major thirds. It fits over Daug, D+, Dmaj7#5 chords and is useful for creating a sense of upward motion and harmonic ambiguity.
Practice Routine — Exercises for Playing
Play the D Augmented Seventh arpeggio as whole notes over a backing track or drone on D. Focus on intonation and tone quality for each of the 4 notes (D, F#, A#, C#). After a few passes, begin improvising short melodic phrases built from these arpeggio tones, connecting them with passing notes.
Cavaquinho Tips
Practice the D Augmented Seventh arpeggio on your instrument at a slow, comfortable tempo, focusing on clean articulation of each of the 4 tones before gradually increasing speed.
Related Resources
- Browse Chord Progressions
- Interactive Circle of Fifths
- D Augmented Seventh on Guitar
- D Augmented Seventh on Bass