F4 (Music Package Symbol)

F4 gives the frequency of the note F in octave 4.

F5 (Music Package Symbol)

F5 gives the frequency of the note F in octave 5.

F6 (Music Package Symbol)

F6 gives the frequency of the note F in octave 6.

F7 (Music Package Symbol)

F7 gives the frequency of the note F in octave 7.

Fflat0 (Music Package Symbol)

Fflat0 gives the frequency of the note F-flat in octave 0.

Fflat1 (Music Package Symbol)

Fflat1 gives the frequency of the note F-flat in octave 1.

Fflat2 (Music Package Symbol)

Fflat2 gives the frequency of the note F-flat in octave 2.

Fflat3 (Music Package Symbol)

Fflat3 gives the frequency of the note F-flat in octave 3.

Fflat4 (Music Package Symbol)

Fflat4 gives the frequency of the note F-flat in octave 4.

Fflat5 (Music Package Symbol)

Fflat5 gives the frequency of the note F-flat in octave 5.