12-bar blues in F#: F#7, B7, C#7
Their roots are the first, fourth and fifth notes of the F# major scale. F#7, B7 and C#7 are dominant seventh chords.
F#7
I7
F# A# C# E
B7
IV7
B D# F# A
C#7
V7
C# E# G# B
Their roots are the first, fourth and fifth notes of the F# major scale. F#7, B7 and C#7 are dominant seventh chords.
I7
F# A# C# E
IV7
B D# F# A
V7
C# E# G# B