A flat dominant fourth, add seventh

music notation
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Choose audio sample set:
MSK 007 Leapfrog VCF (patch; see in online store)
MSK 009 Coiler VCF (patch; see in online store)

Equivalent chord symbols: G♯4+7, D♭sus4+♭1, F♯sus2+♯4, G♭sus2+♯4, F♯sus2+♯11, G♭sus2+♯11.

Notes in this chord: A♭, C, D♭, G♭. Integer notation: {0, 1, 6, 8}.

Keys in which this chord fits with this spelling: D♭M, B♭m

Keys in which this chord fits with enharmonic spelling: C♯M, A♯m

Nearby chords (one less note): A♭4, G♭sus2, G♭sus2♭5, G♭sus4♯4.

Nearby chords (one more note): A♭7+4, E9♯5♭7, A♭7♭5+4, D♭+4+♭1, G♭+2+♯4, A♭4+7+♯1, A♭4+7+♯2, G♭sus2+♯1+♯4.

Parallel chords (same structure, different root): C4+7, D4+7, E4+7, F4+7, G4+7, A4+7, B4+7, C♭4+7, D♭4+7, E♭4+7, F♭4+7, G♭4+7, B♭4+7, C♯4+7, D♯4+7, E♯4+7, F♯4+7, G♯4+7, A♯4+7, B♯4+7.

Experimental fretting charts for guitar standard EADGBE tuning (change tuning or instrument):