INDEX

College of Santa Fe Auditory Theory

MUS 312 - 01

Midterm Topics

1.0 Measuring sound

1.1 Speed in Solids
1.2 Speed in Air
1.3 Wavelength/Frequency/Velocity
1.4 Impedance
1.5 Sound Intensity Level
1.6 Sound Power Level
1.7 Sound Pressure Level
1.8 Decibel Scale
1.9 Adding correlated Sounds
1.10 Phase
1.11 Adding uncorrelated Sounds
1.12 Inverse Square Law

2.0 Sound Interactions

2.1 Superposition
2.2 Refraction
2.3 Absorption
2.4 Reflections (bounded and unbounded)
2.5 Interference
2.6 Standing waves at hard boundaries
2.7 Standing waves at other boundaries
2.7 Diffraction

3.0 Complex waveforms

3.1 Time and Frequency Domains
3.2 Fourrier theorem
3.3 Spectra of non periodic waves
3.3 Analyzing spectra

4.0 Anatomy of hearing

4.1 Anatomy overview
4.2 Outer Ear
4.3 Middle Ear
4.4 Inner ear
4.5 Ossicles
4.6 Cochlea
4.7 Basilar Membrane
4.8 Organ of Corti
4.9 The Place Theory
4.10 Critical Bands

5.0 Hearing and hearing damage

5.1 Thresholds of hearing and pain
5.1 Loudness perception
5.2 Fletcher Munsen Equal Loudness contours
5.3 The Phon scale
5.4 A, B and C weighting curves
5.5 Effect of duration
5.6 Ear fatigue
5.7 Noise induced hearing loss
5.8 Protecting your hearing
5.9 Perception of direction
5.10 Interaural Time Difference
5.11 Interaural Intensity Difference
5.12 Pinna and Head movement
5.13 ITD and IID trading
5.14 The Haas Effect
5.15 Stereo

6.0 Musical Notes

6.1 Musical Notes
6.2 Fundamental frequency
6.3 Harmonics
6.4 Calculating harmonics
6.5 Musical intervals of harmonics
6.6 Repetition pitch

7.0 Hearing pitch

7.1 Hearing Pitch
7.2 The Place theory
7.3 Problems with the Place theory
7.4 Temporal Theory
7.5 Problems with the Temporal theory
7.6 Contempoirary theory of pitch perception
7.7 Secondary aspects of pitch perception
7.8 The Doppler effect

8.0 Hearing Notes

8.1 Hearing Notes
8.2 Harmonics and the development of Western harmony
8.3 Consonance and dissonance
8.4.Hearing musical intervals

9.0 Tuning Systems

9.1 Unison tuning
9.2 Pure intervals
9.3 Octaves and intervals
9.4 Perfect 5ths
9.5 Ratios
9.6 Consonance
9.7 Pure diatonic intervals
9.8 Prime limits
9.9 Frequency
9.10 Addition and subtraction
9.11 Tuning systems
9.12 Just tuning
9.13 Equal tempered tuning