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octave

12.22  octave. The interval between two tones whose frequencies (or fundamental frequencies) stand in the ratio of 2:1.

Annotation 1          In the musical scale, notes that are an octave apart are given the same name, and the octave in which a tone occurs is designated by subscripts.

Annotation 2          See Table 3.

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Related Terms:
  • Term: fundamental
  • Term: interval
  • Term: scale
  • Term: tone

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