Chapter 3

Connection of Triads, Showing no External Agreement

  • harmony must express all of the emotions of the soul
  • these chords may not have out connections but they may share less visible inner connections
  • the question – do we just move the voices the next closest note in the proceeding chord?
  • first we need to know our options for moving the voices
    • the three ways that we perceive motion
      1. parallel motion [motus rectus] – voicings that progress in the same direction
      2. oblique motion [motus obliquus] – one voice moves while the other does not
      3. contrary motion [motus contrarius] – both voices move away from one another
  • parallelism to be cautious of:
    1. parallel octaves
    2. parallel fifths
      • the reason being that they counteract the independent movement of voices
  • the answer to our question – no, we cannot just lead the voices the closest note in the next chord [in these chords with no connections]
    • then we will encounter our problems of parallel fifths and octaves
  • how do we solve this problem then?
    • we need to use contrary motion without utilizing great skips
      • if we use these large skips, or leaps, then we are still creating the problem of the parallel fifths and octaves
  • after mastering this, one is able to connect all chords of the major scale!

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