F major F major F major (or the key of F) is a major scale based on F, with the pitches F, G, A, B, C, D, and E. Its key signature has one flat: B. Its relative minor is D minor and its parallel minor is F minor. The F major scale is: \override Score.TimeSignature #'stencil = ##f \relative c' { </score> F major is the home key of the English horn, the basset horn, the horn in F, the trumpet in F and the bass Wagner tuba. Thus, music in F major for these transposing instruments is written in C
D-flat major D-flat major D-flat major (or the key of D-flat) is a major scale based on D, consisting of the pitches D, E, F, G, A, B and C. It is enharmonically equivalent to C-sharp major. Its key signature has five flats. The D-flat major scale is: \override Score.TimeSignature #'stencil = ##f \relative c' { </score> Its relative minor is B-flat minor. Its parallel minor, D-flat minor, is usually replaced by C-sharp minor, since D-flat minor features a B in its key signature and C-sharp minor only has four sharps, making it rare for D-flat minor to be used. C-sharp major,