+Fa4 designates the F note within the fourth [Octave](/wiki/Octave), a specific [Musical Pitch](/wiki/Musical_Pitch) often heard in the middle range. It brings a clear, foundational tone to many compositions, anchoring melodies and harmonies.
+## See also
+- [Note](/wiki/Note)
+- [Frequency](/wiki/Frequency)
+- [Chord](/wiki/Chord)
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