F# Suspended Fourth Bass Arpeggio
Bass arpeggio — fretboard diagram
F# Suspended Fourth Arpeggio — Notes and Intervals
Notes: F#, B, C#
Intervals: 1P, 4P, 5P
Formula: 5-W
Number of notes: 3
Also known as: sus4, sus
The F# Suspended Fourth arpeggio contains 3 notes (F#, B, C#). Use the interactive fretboard above to explore this arpeggio on Bass with different tunings and fret ranges.
When to Use the F# Suspended Fourth Arpeggio
Play the F# Suspended Fourth arpeggio whenever a F# Suspended Fourth 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 F# Suspended Fourth arpeggio uses 3 notes (F#, B, 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 F# Suspended Fourth Arpeggio on Bass
On bass, locate F# on the E string at fret 2. This compact 3-note arpeggio (F#, B, C#) can be played across two strings without shifting, making it ideal for building bass lines that clearly outline the harmony.
The F# Suspended Fourth arpeggio avoids the third, creating an open, unresolved sound. It works over F#sus4, F#sus2, F#7sus4 voicings and is perfect for creating a modern, ambiguous harmonic feel that neither commits to major nor minor.
Practice Routine
Play the F# Suspended Fourth arpeggio as whole notes over a backing track or drone on F#. Focus on intonation and tone quality for each of the 3 notes (F#, B, C#). 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 F# Suspended Fourth arpeggio as the skeleton for your bass lines. Target the root on beat 1, then use the other tones (B, C#) on weaker beats to create movement while keeping the harmonic foundation solid.