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- Left hand
- Db3F3Ab3Db4
- Family
- Triads
The Doubled Root voicing of Db stacks Db, F, Ab and Db from the bottom up: the root, major 3rd, 5th and root of the chord.
It's one of the Triads voicings. The others for Db are Root Inversion, 1st Inversion and 2nd Inversion.