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

How to play the F# istrian scale
- Find F# (Root) on the piano keyboard
- Play G (Minor second) — 1 semitone above F#
- Play A (Minor third) — 3 semitones above F#
- Play A# (Major third) — 4 semitones above F#
- Play C (Diminished fifth) — 6 semitones above F#
- Play C# (Perfect fifth) — 7 semitones above F#
- Play all 6 notes in ascending order to perform the F# istrian scale