A♭4+9
A flat major fourth, add ninth
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MSK 007 Leapfrog VCF
(patch;
see
in online store)
MSK 009 Coiler VCF
(patch;
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in online store)
Equivalent chord symbols: A♭4+2, G♯4+2, G♯4+9, A♯2+7+♯2, A♭3+2+♯3, B♭2+7+♯2.
Notes in this chord: A♭, C, D♭, B♭. Integer notation: {0, 1, 8, 10}.
Keys in which this chord fits with this spelling: D♭M, A♭M, Fm, B♭m
Keys in which this chord fits with enharmonic spelling: C♯M, G♯M, E♯m, A♯m
Nearby chords (one less note): A♭4, A♭3+2, D♭6-3, B♭2+♯2.
Nearby chords (one more note): B♭m9, A♭+2+4, B♭m9♭5, G♭+2+♯4, A♭4+2+♯1, A♭4+2+♯2, A♭♭5+2+4, Gdim+4+♯1.
Parallel chords (same structure, different root): C4+9, D4+9, E4+9, F4+9, G4+9, A4+9, B4+9, C♭4+9, D♭4+9, E♭4+9, F♭4+9, G♭4+9, B♭4+9, C♯4+9, D♯4+9, E♯4+9, F♯4+9, G♯4+9, A♯4+9, B♯4+9.
Experimental fretting charts for guitar standard EADGBE tuning (change tuning or instrument):
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