B (musical note)

${ \new Staff \with{ \magnifyStaff #3/2 } << \time 2/1 \override Score.TimeSignature #'stencil = ##f { \clef bass b1_B \clef treble b'_B } >> }$

B, also known as Si, Ti, or, in some European countries, H,^[1] is the seventh note and the twelfth semitone of the fixed-Do solfège. Its enharmonic equivalents are C♭ (C-flat) and A (A-double sharp).

When calculated in equal temperament with a reference of A above middle C as 440 Hz, the frequency of Middle B (B₄) is 493.883 Hz.^[2] See musical pitch for a discussion of historical variations in frequency.

^ "B | Flat, Sharp, Enharmonic | Britannica". www.britannica.com. Retrieved 2024-01-18.
^ Suits, B. H. (1998). "Physics of Music Notes - Scales: Just vs Equal Temperament". MTU.edu. Michigan Technological University. Retrieved 5 February 2024.^{[dead link‍]}

[1] "B | Flat, Sharp, Enharmonic | Britannica". www.britannica.com. Retrieved 2024-01-18.

[2] Suits, B. H. (1998). "Physics of Music Notes - Scales: Just vs Equal Temperament". MTU.edu. Michigan Technological University. Retrieved 5 February 2024.^{[dead link‍]}

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