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C♯ major pentatonic scale on bass guitar
C♯ major pentatonic contains C♯, D♯, E♯, G♯, and A♯. Box 1 places the root on string 3, fret 4 and string 1, fret 6.
How it is built
Formula 1, 2, 3, 5, 6
How do you play the C♯ major pentatonic scale on bass?
C♯ major pentatonic in box 1 runs from fret 1 to fret 4, 8 notes across 4 strings, from E♯ on the E string at fret 1 up to A♯ on the G string at fret 3. The root falls on the A string at fret 4.
Every note in this box, string by string
| String | Frets | Notes |
|---|---|---|
| 4 (E) | 1, 4 | E♯, G♯ |
| 3 (A) | 1, 4 | A♯, C♯ |
| 2 (D) | 1, 3 | D♯, E♯ |
| 1 (G) | 1, 3 | G♯, A♯ |
Box 3 · frets 6–9
C♯ major pentatonic in box 3 runs from fret 6 to fret 9, 8 notes across 4 strings, from A♯ on the E string at fret 6 up to D♯ on the G string at fret 8. The root falls on the E string at fret 9 and the G string at fret 6.
Every note in this box, string by string
| String | Frets | Notes |
|---|---|---|
| 4 (E) | 6, 9 | A♯, C♯ |
| 3 (A) | 6, 8 | D♯, E♯ |
| 2 (D) | 6, 8 | G♯, A♯ |
| 1 (G) | 6, 8 | C♯, D♯ |
Why it sounds like that
C♯ major pentatonic drops the fourth and seventh degrees from C♯ major, leaving 1, 2, 3, 5, and 6. The intervals are 0, 2, 4, 7, and 9 semitones, producing steps of W, W, 1½, W, 1½. This five-note structure avoids half-step dissonance.
When to use it
C♯ major pentatonic fits C♯ major and C♯ 5th chords. It works over C♯ major progressions and is common in jazz and fusion bass lines.
Which position to practise
Practise Box 1 first. It keeps the root under your first finger on string 3, fret 4 and covers frets 1–4.
Common questions
What notes are in C♯ major pentatonic?
C♯ major pentatonic contains C♯, D♯, E♯, G♯, and A♯. These are the 1st, 2nd, 3rd, 5th, and 6th degrees of C♯ major. The scale omits the 4th and 7th degrees. It is also spelled D♭ in enharmonic notation for the same sounding root.
Which chords does C♯ major pentatonic fit?
C♯ major pentatonic fits C♯ major and C♯ 5th chords. It also works over C♯ major progressions. Use it for bass lines in major keys.
How do I practise C♯ major pentatonic?
Start with Box 1 and play the notes ascending and descending. Use a metronome at 60 bpm and gradually increase speed. Connect to Box 2 by shifting to the next root position.