F♭ Double Harmonic
Major with ♭2 and ♭6 — Byzantine / Arabic / Hungarian Gypsy minor (parent scale). Two augmented seconds.
Audio source: tonejs-instruments by Nick Brosowsky (MIT)
What notes are in the F♭ Double Harmonic scale?
The F♭ Double Harmonic scale uses the notes F♭, G𝄫, A♭, B𝄫, C♭, D𝄫, E♭ (one octave; the pattern repeats at higher registers).
What's the Double Harmonic scale formula?
The Double Harmonic scale follows the interval pattern H W+H H W H W+H H, where W = whole step (2 semitones) and H = half step (1 semitone). Apply that pattern starting on F♭ to get the F♭ Double Harmonic scale.
What chords work over F♭ Double Harmonic?
Try chord pairings derived from the scale's third, fifth, and seventh degrees as roots — they share the most diatonic notes.
How do I finger F♭ Double Harmonic on Trombone?
On brass, scales train embouchure + valve / slide coordination across the partials. Slow practice with a tuner reveals intonation tendencies (e.g., the 5th partial sharp on trumpet).
When would I use the Double Harmonic scale?
Major with ♭2 and ♭6 — Byzantine / Arabic / Hungarian Gypsy minor (parent scale). Two augmented seconds.