A# Major Ninth Ukulele Arpeggio
Ukulele arpeggio — fretboard diagram
A# Major Ninth Arpeggio — Notes and Intervals
Notes: A#, D, F, A, C
Intervals: 1P, 3M, 5P, 7M, 9M
Formula: 2W-WH-2W-WH
Number of notes: 5
Also known as: maj9, Δ9, ^9
The A# Major Ninth arpeggio contains 5 notes (A#, D, F, A, C). Use the interactive fretboard above to explore this arpeggio on Ukulele with different tunings and fret ranges.
When to Use the A# Major Ninth Arpeggio
Play the A# Major Ninth arpeggio whenever a A# Major 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 A# Major Ninth arpeggio uses 5 notes (A#, 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 A# Major Ninth Arpeggio on Ukulele
On ukulele, find A# around the open strings and play through the arpeggio tones (A#, D, F, A, C). 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 A# Major Ninth 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
Start by playing the A# Major 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
On ukulele, integrate the A# Major Ninth arpeggio into your fingerpicking by plucking through the chord shape one note at a time. This transforms a static strum into a melodic, harp-like texture that showcases each interval clearly.