D Mixolydian Bebop Scale on Mountain Dulcimer

Play the D Mixolydian Bebop scale on Mountain Dulcimer with fretboard diagrams that map the pattern across the neck. The Mixolydian Bebop scale has 8 notes per octave and belongs to the bebop family.

Mountain Dulcimer's tuning sits inside this one: all 2 open strings are scale tones and one of them is D itself — D (the root), A (the 5th). Open-string drones cost nothing here. Open, the strings cover D3 to D4.

Mixolydian with a passing major 7th between the b7 and the octave — the bright, bluesy dominant sound with a chromatic slide that keeps every chord tone on a downbeat. Slick, swinging, and quintessentially bebop.

Heard in: Jazz lines over dominant seventh chords, blues changes, and rhythm changes — the workhorse bebop scale.

Mountain Dulcimer is tuned D–A–D, with frets 1 to 17 laid out diatonically plus the 6+ and 13+ frets — D#, F and A# sound nowhere on it. Only the chords and notes its diatonic frets reach are charted, and the 6+ fret (between 6 and 7) counts as a fret of its own.

Each position shows the scale notes and their intervals from the root so you can connect the shape to its sound, hear it with audio playback, and practice it in any register. The Mountain Dulcimer's frets are diatonic, so the pattern does not slide to other keys: each key sits on its own set of frets, and only the notes those frets reach are charted.

Once a position is under your fingers, link the D Mixolydian Bebop scale to the chords it harmonizes and to progressions in the key of D to start improvising and writing with it. Working a scale alongside its chords is the fastest way to make it stick and to hear how it colors a progression.