C# 7(b9)(no5)
The C# 7(b9)(no5) chord consists of the C# (Perfect unison), F (Major third), B (Minor seventh) and D (Minor ninth) notes.
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How to play the C# 7(b9)(no5) chord
- Find C# (Root) on the piano keyboard
- Add F (Major third) — 4 semitones above C#
- Add B (Minor seventh) — 10 semitones above C#
- Add D (Minor ninth) — 13 semitones above C#
- Press all 4 notes simultaneously to sound the C# 7(b9)(no5) chord