{ \new Staff \with{ \magnifyStaff #3/2 } << \time 2/1 \override Score.TimeSignature #'stencil = ##f { \clef bass d1_D \clef treble d'_D } >> }

D[1] is a musical note a whole tone above C, and is known as Re within the fixed-Do solfege system. Its enharmonic equivalents are Cdouble sharp (C-double sharp) and Edouble flat (E-double flat). It is the third semitone of the solfège.

When calculated in equal temperament with a reference of A above middle C as 440 Hz, the frequency of middle D (D4) is approximately 293.665 Hz. See pitch for a discussion of historical variations in frequency.

Designation by octave

Scientific designation Helmholtz designation Octave name Frequency (Hz)
D−1D͵͵͵ or ͵͵͵D or DDDDSubsubcontra9.177
D0D͵͵ or ͵͵D or DDDSubcontra18.354
D1D͵ or ͵D or DDContra36.708
D2DGreat73.416
D3dSmall146.832
D4dOne-lined293.665
D5dTwo-lined587.33
D6dThree-lined1174.659
D7dFour-lined2349.318
D8dFive-lined4698.636
D9dSix-lined9397.273
D10dSeven-lined18794.545

Scales

Common scales beginning on D

Diatonic scales

Jazz melodic minor

See also

References

  1. "D note", basicmusictheory.com
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