MUS 069A Chapter Notes - Chapter 6: Augmented Unison, Minor Sixth, Perfect Fourth
20 Sep 2017
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Document Summary
One of the most important and essential skills a musician must possess. Interval - distance, space, or difference in frequency between two pitches. Melodic interval - two pitches are played in succession. Harmonic interval - two pitches are played simultaneously. Necessary to determine both numerical size and quality. Counting every line and space from one pitch to the next pitch. Starting pitch is always counted as number one. Prime - both notes are in exact unison (does not include octave intervals). Names for intervals are: perfect (p, major (m, minor (m, augmented (a, diminished (d) Capital or lower-case letters used to identify the proper quality classification: double augmented (aa, double diminished (dd) Perfect intervals - only unison, octave, fifth, and fourth intervals. Perfect unison - repetition or simultaneous playing of same pitch with same spelling. Perfect octave - interval which two tones have same spelling but are separated by distance of twelve half steps/six whole steps.
