Tuning Systems & Interval Ratios: Difference between revisions

From Advancing Music Theory
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==Resources==
==Resources==


*[https://www.kylegann.com/microtonality.html Kyle Gann, "Information on Alternate Tunings"]
==== Readings ====
 
*[https://drive.google.com/drive/u/0/folders/10W7zTPwCO6gKmBoFYSRYdVdscSgKSFzD Handout on Simple Intervals and the Harmonic Series]
*[https://www.kylegann.com/microtonality.html Gann, "Information on Alternate Tunings"]
*''Music Crash Courses'': [http://www.musiccrashcourses.com/lessons/tuning_systems.html Tuning Systems]
*Lewis, [http://leware.net/temper/temper.htm "Understanding Temperaments"]
 
==== '''Instructor References''' ====
 
* Wolfe, ''Physclips'': [https://www.animations.physics.unsw.edu.au/jw/Tartini-tones-temperament.html Tartini Tones, Consonance, Temperament, Harmony, And Scales]
* Forster, Excerpts from ''Musical Mathematics:''
** [https://www.chrysalis-foundation.org/musical-mathematics-pages/just-intonation/ Just Intonation]
** [https://www.chrysalis-foundation.org/musical-mathematics-pages/origins-of-length-ratios/ Origin of Length Ratios]
** [https://www.chrysalis-foundation.org/musical-mathematics-pages/philolaus-and-euclid/ Greek Classification of Ratios, Tetrachords, Scales, and Modes]
* Rubinstein, "[https://www.math.uwaterloo.ca/~mrubinst/tuning/tuning.html Well vs. Equal Temperament"]
 
==== '''Listening and Videos''' ====
 
* Cris Forsters Instruments and Music:
** [https://www.chrysalis-foundation.org/instruments-and-music/chrysalis-i/ Chrysalis (Just Intonation)]
** [https://www.chrysalis-foundation.org/instruments-and-music/just-keys/ Just Keys (Just Intonation Keyboard)]
* The Rasa: [https://www.youtube.com/watch?v=t24geQfXTyA "Microtonal Star Wars Cantina Band"]
* 12Tone:
** [https://www.youtube.com/watch?v=bWG6CGKMnNA How Many Notes Are There?]
** [https://www.youtube.com/watch?v=8syA7S_5E3A Can You Tell These Notes Apart? (The Syntonic Comma)]
* MinutePhysics: [https://www.youtube.com/watch?v=1Hqm0dYKUx4 Why It's Impossible to Tune a Piano]
* Huykens-Foker Foundation: [http://www.huygens-fokker.org/microtonality/temperament.html Temperament Examples]
 
==== Tools ====
 
* [https://offtonic.com/synth/index.html Offtonic: Microtonal Synthesizer]
* Academo: [https://academo.org/demos/19-tet-keyboard/ 19TET Keyboard]
* Sevish: [https://sevish.com/scaleworkshop/ Scale Workshop]
* Apple Logic Pro Manual: [https://support.apple.com/guide/logicpro/tuning-settings-lgcp452f2693/mac Tuning Settings]
* Norris:
** [http://www.michaelnorris.info/theory/harmonicseriescalculator Harmonic Series Calculator]
** [http://www.michaelnorris.info/theory/frequencytonoteconverter Frequency to Note Converter]
* Wolfram: [https://demonstrations.wolfram.com/PythagoreanMeantoneAndEqualTemperamentMusicalScales/ Pythagorean, Meantone, and Equal Temperament Scales]
* Thompson, [http://micro.soonlabel.com/Scott_Thompson/edjiruler.html Just Intonation Interval Calculator]
* [http://www.huygens-fokker.org/scala/ Scala] (software)


==Class Activities==
==Class Activities==

Revision as of 21:37, 29 July 2020

This lesson is part of the Fundamentals of Sound & Music module.

Objectives

  • Students will understand the concept of tuning systems and temperaments.
  • Student will understand the basis of 12-TET tuning (including definitions of cents and semitones)
  • Student will know the general differences between 12-TET and just intonation.
  • Students will be able to derive harmonic frequencies according to simple arithmetic calculations (using harmonics or interval ratios).
  • Student will have a basic understanding of tuning discrepancies based on harmonics and interval ratios
  • Student will understand the concept of beats and how they are used to tune an instrument
  • Student will be exposed to tuning variations in Indian Raga, Javanese Gamelan, and Maqam
  • Student will understand the relationship between diatonic intervals and frequency ratios
  • Student will be able to derive intervals from frequency calculations

Resources

Readings

Instructor References

Listening and Videos

Tools

Class Activities

  • Demonstration of different tuning systems and temperaments
  • Calculation of intervals using just intonation ratios - discussion of tuning discrepancies
  • Demonstration of beats

Assignments

Notes