Explore scales · Bass
F bebop dominant scale on bass guitar
F bebop dominant uses F, G, A, B♭, C, D, D♯, E. The added D♯ between D and E creates a chromatic passing tone.
How it is built
Formula 1, 2, 3, 4, 5, 6, ♯6, 7
How do you play the F bebop dominant scale on bass?
F bebop dominant in box 1 runs from fret 1 to fret 3, 9 notes across 4 strings, from F on the E string at fret 1 up to B♭ on the G string at fret 3. The root falls on the E string at fret 1 and the D string at fret 3.
Every note in this box, string by string
| String | Frets | Notes |
|---|---|---|
| 4 (E) | 1, 3 | F, G |
| 3 (A) | 1, 3 | B♭, C |
| 2 (D) | 1, 2, 3 | D♯, E, F |
| 1 (G) | 2, 3 | A, B♭ |
Box 2 · frets 3–6
F bebop dominant in box 2 runs from fret 3 to fret 6, 10 notes across 4 strings, from G on the E string at fret 3 up to C on the G string at fret 5. The root falls on the D string at fret 3.
Every note in this box, string by string
| String | Frets | Notes |
|---|---|---|
| 4 (E) | 3, 5, 6 | G, A, B♭ |
| 3 (A) | 3, 5, 6 | C, D, D♯ |
| 2 (D) | 3, 5 | F, G |
| 1 (G) | 3, 5 | B♭, C |
Box 3 · frets 5–8
F bebop dominant in box 3 runs from fret 5 to fret 8, 13 notes across 4 strings, from A on the E string at fret 5 up to D♯ on the G string at fret 8. The root falls on the A string at fret 8.
Every note in this box, string by string
| String | Frets | Notes |
|---|---|---|
| 4 (E) | 5, 6, 8 | A, B♭, C |
| 3 (A) | 5, 6, 7, 8 | D, D♯, E, F |
| 2 (D) | 5, 7, 8 | G, A, B♭ |
| 1 (G) | 5, 7, 8 | C, D, D♯ |
Box 4 · frets 8–11
F bebop dominant in box 4 runs from fret 8 to fret 11, 10 notes across 4 strings, from C on the E string at fret 8 up to F on the G string at fret 10. The root falls on the A string at fret 8 and the G string at fret 10.
Every note in this box, string by string
| String | Frets | Notes |
|---|---|---|
| 4 (E) | 8, 10, 11 | C, D, D♯ |
| 3 (A) | 8, 10 | F, G |
| 2 (D) | 8, 10 | B♭, C |
| 1 (G) | 8, 9, 10 | D♯, E, F |
Box 5 · frets 10–13
F bebop dominant in box 5 runs from fret 10 to fret 13, 12 notes across 4 strings, from D on the E string at fret 10 up to G on the G string at fret 12. The root falls on the E string at fret 13 and the G string at fret 10.
Every note in this box, string by string
| String | Frets | Notes |
|---|---|---|
| 4 (E) | 10, 11, 12, 13 | D, D♯, E, F |
| 3 (A) | 10, 12, 13 | G, A, B♭ |
| 2 (D) | 10, 12, 13 | C, D, D♯ |
| 1 (G) | 10, 12 | F, G |
Why it sounds like that
F bebop dominant adds a passing D♯ to the F major scale. The extra note creates a chromatic step between the sixth and seventh degrees. This eight-note scale keeps chord tones on downbeats. Compare it with F major to see the added note between D and E.
When to use it
Use over F7 chords in dominant progressions. It fits jazz, blues, and funk bass lines. The chromatic passing tone works well on beats 2 and 4. Try it with F major or F 5th.
Which position to practise
Start with Box 1. It keeps the root on string 4, fret 1 and covers frets 1–3 for easy access.
Common questions
What is the difference between F bebop dominant and F major?
F bebop dominant adds a D♯ passing tone between D and E. This creates eight notes instead of seven. The extra note allows chord tones to fall on strong beats.
Which chords can I play F bebop dominant over?
Use it over F7, F9, or F13 chords. It also works over F major triads in blues contexts. The scale adds chromatic color to dominant harmony.
How do I practice F bebop dominant on bass?
Start with Box 1 and play ascending and descending. Use a metronome and accent the chord tones. Then move to other boxes.