G♭ Harmonic Major
Major with a lowered 6th — borrows the harmonic-minor flat-6 into a major context. Used over altered IV / iv6 progressions.
Playback sounds a perfect 5th below the written notation — the instrument's concert (sounding) pitch.
Audio source: FluidR3_GM SoundFont (public domain)
What notes are in the G♭ Harmonic Major scale?
The G♭ Harmonic Major scale uses the notes G♭, A♭, B♭, C♭, D♭, E𝄫, F (one octave; the pattern repeats at higher registers).
What's the Harmonic Major scale formula?
The Harmonic Major scale follows the interval pattern W W H W H W+H H, where W = whole step (2 semitones) and H = half step (1 semitone). Apply that pattern starting on G♭ to get the G♭ Harmonic Major scale.
What chords work over G♭ Harmonic Major?
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 G♭ Harmonic Major on French Horn?
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 Harmonic Major scale?
Major with a lowered 6th — borrows the harmonic-minor flat-6 into a major context. Used over altered IV / iv6 progressions.