Gb sus(#4)
The Gb sus(#4) chord consists of the Gb (Perfect unison), C (Diminished fifth) and Db (Perfect fifth) notes.
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How to play the Gb sus(#4) chord
- Find Gb (Root) on the piano keyboard
- Add C (Diminished fifth) — 6 semitones above Gb
- Add Db (Perfect fifth) — 7 semitones above Gb
- Press all 3 notes simultaneously to sound the Gb sus(#4) chord