Half-Diminished 7th arpeggio on French Horn
Root, minor 3rd, diminished 5th, minor 7th — the ii° / iiø of minor-key jazz. Unsettled.
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Half-Diminished 7th arpeggio on other instruments
Root, minor 3rd, diminished 5th, minor 7th — the ii° / iiø of minor-key jazz. Unsettled.