F# tritone scale
The F# tritone scale consists of the F# (Perfect unison), G (Minor second), A# (Major third), C (Diminished fifth), C# (Perfect fifth) and E (Minor seventh) notes.

Notes in order
- F# — Perfect unison
- G — Minor second
- A# — Major third
- C — Diminished fifth
- C# — Perfect fifth
- E — Minor seventh