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
Music of Mesopotamia same key signature as a C-major scale. The F-Major scale has a B-flat in the key signature, however with the raised fourth in the lydian scale, the B-flat becomes a B-natural. The drawback in modern music with the lydian scale is the use of what's known today as the "devil's tritone," however, the Mesopotamians don't seem to have a term for this interval, nor a term for the octave which we know they had a concept of. The use of a heptatonic scale would have eliminated any practical need for a term for the octave, as it wouldn't have the