B Major Seventh Bass Arpeggio
Bass arpeggio — fretboard diagram
B Major Seventh Arpeggio — Notes and Intervals
Notes: B, 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 B Major Seventh arpeggio contains 4 notes (B, D#, F#, A#). Use the interactive fretboard above to explore this arpeggio on Bass with different tunings and fret ranges.
When to Use the B Major Seventh Arpeggio
Play the B Major Seventh arpeggio whenever a B 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 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 Major Seventh Arpeggio on Bass
On bass, locate B on the A string at fret 2. Span the 4 notes (B, D#, F#, A#) across two to three strings using one finger per fret. Focus on even tone production between plucked strings and smooth position shifts.
The B Major Seventh arpeggio outlines a B major chord and works perfectly over B, Bmaj7, B6 harmonies. It is a foundational arpeggio for soloing over major-key progressions and emphasizes the bright, resolved character of the major triad.
Practice Routine
Play the B Major Seventh arpeggio as whole notes over a backing track or drone on B. Focus on intonation and tone quality for each of the 4 notes (B, D#, F#, A#). 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 B Major Seventh arpeggio as the skeleton for your bass lines. Target the root on beat 1, then use the other tones (D#, F#, A#) on weaker beats to create movement while keeping the harmonic foundation solid.