A# Major Seventh Cavaquinho Arpeggio
Cavaquinho arpeggio — fretboard diagram
A# Major Seventh Arpeggio — Notes and Intervals
Notes: A#, D, F, A
Intervals: 1P, 3M, 5P, 7M
Formula: 2W-WH-2W
Number of notes: 4
Also known as: maj7, Δ, ma7, M7, Maj7, ^7
The A# Major Seventh arpeggio contains 4 notes (A#, D, F, A). Use the interactive fretboard above to explore this arpeggio on Cavaquinho with different tunings and fret ranges.
When to Use the A# Major Seventh Arpeggio
Play the A# Major Seventh arpeggio whenever a A# Major 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 A# Major Seventh arpeggio uses 4 notes (A#, D, F, A) 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 A# Major Seventh Arpeggio on Cavaquinho
Locate A# on your instrument and play through the 4 notes of the Major Seventh arpeggio (A#, D, F, A) slowly, ensuring each tone rings clearly before connecting them at speed.
The A# Major Seventh arpeggio outlines a A# major chord and works perfectly over A#, A#maj7, A#6 harmonies. It is a foundational arpeggio for soloing over major-key progressions and emphasizes the bright, resolved character of the major triad.
Practice Routine
Practice the A# Major Seventh arpeggio in different octaves, starting low and working up. Then try displacing the octaves — play the root low, the D an octave higher, and continue leaping. This trains your ear to hear the intervals (1P, 3M, 5P, 7M) in any register.
Cavaquinho Tips
Practice the A# Major Seventh arpeggio on your instrument at a slow, comfortable tempo, focusing on clean articulation of each of the 4 tones before gradually increasing speed.