What is the C# Bebop Major Scale?
The bebop major scale inserts a chromatic passing tone (#5/♭6) between the 5th and 6th degrees of the major scale. Like its dominant cousin, the extra note ensures that chord tones fall naturally on the strong beats during eighth-note lines — a rhythmic alignment trick that gives bebop its characteristic fluid sound. Here's how the C# Bebop Major Scale lays out on the fretboard. This scale is enharmonically equivalent to Db Bebop Major.
Notes and Positions
Ionian with chromatic passing tone between 5 and 6. On guitar, the same scale tones repeat in multiple positions, so the real goal is learning how to connect shapes up and down the neck. Use the CAGED boxes as smaller practice areas before linking the full fretboard. In the key of C#, the notes are: C#, D#, E#, F#, G#, G##, A#, B#.
How to Use It
You'll often hear it in Bebop and Jazz Lines. A good way to internalize the sound is to sing the root, then sing a few scale degrees before you play them.
Loop a simple backing track in the same key and target the root on strong beats. Use the interactive fretboard above to spot repeats of the same note on different strings and frets.