B Minor/major Seventh Charango Arpeggio
Charango arpeggio — fretboard diagram
B Minor/major Seventh Arpeggio — Notes and Intervals
Notes: B, D, F#, A#
Intervals: 1P, 3m, 5P, 7M
Formula: WH-2W-2W
Number of notes: 4
Also known as: m/ma7, m/maj7, mM7, mMaj7, m/M7, -Δ7, mΔ, -^7, -maj7
The B Minor/major Seventh arpeggio contains 4 notes (B, D, F#, A#). Use the interactive fretboard above to explore this arpeggio on Charango with different tunings and fret ranges.
When to Use the B Minor/major Seventh Arpeggio
Play the B Minor/major Seventh arpeggio whenever a B Minor/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 B Minor/major Seventh arpeggio uses 4 notes (B, 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 B Minor/major Seventh Arpeggio on Charango
Locate B on your instrument and play through the 4 notes of the Minor/major Seventh arpeggio (B, D, F#, A#) slowly, ensuring each tone rings clearly before connecting them at speed.
The B Minor/major Seventh arpeggio outlines a B minor chord and fits naturally over Bm, Bm7, Bm6 voicings. Use it to bring out the darker, expressive quality of minor harmony in your solos and melodies.
Practice Routine
Practice the B Minor/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.
Charango Tips
Practice the B Minor/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.