piano scale
F♯ Lydian dominant
F♯1G♯2A♯3B♯♯4C♯5D♯6E♭7
Raised fourth and flattened seventh at once — the fourth mode of melodic minor.
The same sounds spelled from the other side are G♭ Lydian dominant.
Written out
Every accidental is written in, rather than left to a key signature, so the letters can be read one at a time.
The step pattern
F♯WG♯WA♯WB♯HC♯WD♯HEWF♯
What is true of it
F♯ Lydian dominant is F♯, G♯, A♯, B♯, C♯, D♯ and E, and back to F♯.
Its steps are W – W – W – H – W – H – W, where W is a whole step and H a half.
It costs 6 alterations to write — near the limit of what a key signature can carry.
On the same tonic, F♯ Lydian differs from it by exactly one note.
Chords made only of these notes
Found by testing every chord in the catalogue against these 7 sounds, not chosen.
Other scales on F♯
F♯ Phrygian dominantexoticF♯ alteredexoticF♯ double harmonicexoticF♯ majormajorF♯ natural minorminorF♯ harmonic minorminor
C lyd domC♯ lyd domD♭ lyd domD lyd domD♯ lyd domE♭ lyd domE lyd domF lyd domall 374