Voicing of D Diminished Triad

1st Inversion

Back to Ddim

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Left hand
F3Ab3D4
Family
Triads

The 1st Inversion voicing of Ddim stacks F, Ab and D from the bottom up: the minor 3rd, flat 5th and root of the chord.

It's one of the Triads voicings. The others for Ddim are Root Inversion, 2nd Inversion and Doubled Root.