G# Bebop Guitar Scale
Guitar scale in Open A tuning — fretboard diagram
G# Bebop in Open A — Notes and Intervals
The G# Bebop scale is the dominant bebop scale, an eight-note extension of the Mixolydian mode. On Guitar, the notes are G#, A#, C, C#, D#, F, F#, G. By adding a chromatic passing tone, it ensures that the most important notes land on the strong beats, allowing jazz players to create fluid, professional-sounding lines. Commonly used in Jazz, Bebop, Swing, Hard Bop. Notable players include Charlie Parker, Wes Montgomery, Joe Pass, George Benson. Use over dominant 7th chords. The added passing tone ensures that the root, 3rd, 5th, and b7 fall on downbeats during eighth-note runs — the 'trick' that makes bebop sound professional.
Notes: G#, A#, C, C#, D#, F, F#, G
Intervals: 1P, 2M, 3M, 4P, 5P, 6M, 7m, 7M
Degrees: 1 2 3 4 5 6 b7 8
Formula: W-W-H-W-W-H-H-H
Number of notes: 8
Tuning: Open A (E-A-E-A-C#-E)
About Open A Tuning
Open A tuning (E-A-E-A-C#-E) produces an A major chord when strummed open. It is structurally identical to Open G tuned up one whole step, delivering a brighter, more tense sound that works particularly well for slide guitar centered on the key of A.
Jimmy Page used Open A with a slide on Led Zeppelin's 'In My Time of Dying' from Physical Graffiti (1975). Rory Gallagher also employed Open A for his raw, energetic slide work. Many players achieve Open A by simply placing a capo at the 2nd fret in Open G tuning, which is why dedicated Open A usage is less commonly discussed. However, without a capo, Open A gives direct access to the open A string resonance and a different feel under the fingers due to the higher tension.
Notable artists: Jimmy Page, Rory Gallagher, Delta blues players
Best for: Slide guitar in the key of A, blues playing, and situations where you need the brightness of Open G tuned up without a capo
Musical Character
Adds a chromatic passing tone (natural 7) to Mixolydian, creating an 8-note scale where chord tones always land on strong beats. This is the secret to authentic bebop phrasing.
Chord Progressions Using This Scale
- I – VI7 – II7 – V (Ragtime Cycle)Jazz / Soul — Playful & Vintage