Fundamentals of Audio and Music Engineering: Part 1 Musical Sound & Electronics

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Description

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About this course: In this course students learn the basic concepts of acoustics and electronics and how they can applied to understand musical sound and make music with electronic instruments. Topics include: sound waves, musical sound, basic electronics, and applications of these basic principles in amplifiers and speaker design.

Created by:  University of Rochester
  • Taught by:  Robert Clark, Dean of the Hajim School of Engineering & Applied Sciences and Professor

    Mechanical Engineering
  • Taught by:  Mark Bocko, Distinguished Professor and Chair

    Electrical and Computer Engineering
Commitment 12 hours of lectures and assignments Language English …

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When you enroll for courses through Coursera you get to choose for a paid plan or for a free plan

  • Free plan: No certicification and/or audit only. You will have access to all course materials except graded items.
  • Paid plan: Commit to earning a Certificate—it's a trusted, shareable way to showcase your new skills.

About this course: In this course students learn the basic concepts of acoustics and electronics and how they can applied to understand musical sound and make music with electronic instruments. Topics include: sound waves, musical sound, basic electronics, and applications of these basic principles in amplifiers and speaker design.

Created by:  University of Rochester
  • Taught by:  Robert Clark, Dean of the Hajim School of Engineering & Applied Sciences and Professor

    Mechanical Engineering
  • Taught by:  Mark Bocko, Distinguished Professor and Chair

    Electrical and Computer Engineering
Commitment 12 hours of lectures and assignments Language English How To Pass Pass all graded assignments to complete the course. User Ratings 4.6 stars Average User Rating 4.6See what learners said Coursework

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University of Rochester The University of Rochester is one of the nation's leading private universities. Located in Rochester, N.Y., the University provides exceptional opportunities for interdisciplinary study and close collaboration with faculty through its unique cluster-based curriculum. Its College, School of Arts and Sciences, and Hajim School of Engineering and Applied Sciences are complemented by its Eastman School of Music, Simon School of Business, Warner School of Education, Laboratory for Laser Energetics, School of Medicine and Dentistry, School of Nursing, Eastman Institute for Oral Health, and the Memorial Art Gallery.

Syllabus


WEEK 1


Week 1 - Introduction RC & Introduction to Electrical Circuits MB



Introduction to oscillations and sound waves, simple oscillating systems, sound pressure, sound waves, the speed of sound, wavelength, frequency and pitch, sound pressure level, loudness, making sound, properties of musical sound versus “noise”. Electronics fundamentals - charge, current, voltage, power, resistance, Ohm’s law, DC circuits, finding currents and voltages in simple circuits.


13 videos, 8 readings expand


  1. Reading: About the Professors
  2. Reading: About the Teaching Assistant
  3. Reading: Syllabus
  4. Reading: Grading and Logistics
  5. Reading: Suggested Readings
  6. Reading: Building the Amplifier and Ordering the Kit
  7. Reading: Complex Number Proficiency Self-Assessment
  8. Reading: General Overview
  9. Video: Rob Clark Introduction
  10. Video: Oscillations in Space and Time
  11. Video: Time and Frequency Domain Representations of Sound
  12. Video: Auditory Perception and Sound Localization
  13. Video: Acoustic Resonance: Helmholtz Resonators
  14. Video: Acoustic Resonance: Loudspeakers
  15. Video: Electrical Charge and Current
  16. Video: Electric Fields and Electric Potential
  17. Video: Electrical Circuits: Kirchoff's Voltage Law
  18. Video: Electrical Circuits: Voltage Dividers
  19. Video: Volume Control and Loudness Perception
  20. Video: Electrical Circuits: Kirchoff's Current Law
  21. Video: Electrical Circuits: Nodal Analysis


WEEK 2


Week 2 - Acoustic Resonance RC & Electrical Circuits MB



Reflection and absorption of sound, resonances in air columns, resonances in enclosures and rooms, diffraction and diffusion of sound, reverberation, principles of designing a good music studio. AC signals, phase and complex numbers, capacitors, inductors, transformers, impedance, AC circuits and AC circuit analysis, simple filters (high-pass, low-pass, band-pass)


13 videos expand


  1. Video: Resonant Modes of a String
  2. Video: Effects of String Parameters on Resonant Modes
  3. Video: Resonant Modes in a Room
  4. Video: Resonant Modes in a Duct
  5. Video: Reverberation and Room Acoustics
  6. Video: Power and Energy
  7. Video: Power and Energy Dissipation in Circuits
  8. Video: Real Voltage and Current Sources
  9. Video: Impedence Matching Derivation
  10. Video: Ideal and Real Current Sources
  11. Video: Operational Amplifiers
  12. Video: Using the OP AMP as a voltage follower
  13. Video: Inverting OP AMP Configuration

Graded: Test for Weeks 1 and 2

WEEK 3


Week 3 - Some Necessary Mathematics MB & AC Circuit Analysis
Transistors, vacuum tubes, opamps, amplification, power gain, single-stage amplifiers. Converting sound to electrical signals –microphones and guitar pickups, converting electrical signals to sound – loudspeakers


18 videos expand


  1. Video: Derivatives
  2. Video: Mathematics: Sample Derivatives and Rules?
  3. Video: The Number e; Derivatives of sin and cos
  4. Video: Simple Harmonic Oscillator
  5. Video: Complex Numbers and Arithmetic
  6. Video: Complex Exponentials and Eulers Formula
  7. Video: Phasors
  8. Video: Capacitors
  9. Video: Transient Analysis of an RC Circuit
  10. Video: Frequency Response of an RC Circuit
  11. Video: Inductors
  12. Video: Transient Response of an RL Circuit
  13. Video: RL Lowpass and Highpass Circuits
  14. Video: Phasors in AC Circuit Analysis
  15. Video: Generalized Impedance
  16. Video: Circuit Analysis Example
  17. Video: Impedance Analysis of RL Circuit
  18. Video: Filters as Frequency Dependant Voltage Dividers


WEEK 4


Week 4 - AC Signals & Loudspeakers and Radiation RC
Electric guitar electronics, pickup design, pickup placement and tone, volume control circuits, tone control circuits. Overview of a simple guitar amplifier, power supply, volume control, preamp, tone control, power amp section.


15 videos expand


  1. Video: Fourier Series of a Square Wave
  2. Video: Fourier Series of a Triangle Wave
  3. Video: Overtone Spectrums and Fourier Series
  4. Video: Graphical Interpretation of Fourier Series Integrals
  5. Video: Spectral Analysis
  6. Video: Spectral Analysis Examples
  7. Video: Filters applied to Frequency spectra
  8. Video: Construction of a Guitar Pickup
  9. Video: Electrical Model of a Guitar Pickup
  10. Video: Guitar Pickup Analysis Continued (wr Q)
  11. Video: Frequency Response of a Guitar Pickup
  12. Video: Loudspeaker Radiation and Directionality
  13. Video: Loudspeaker Radiation, Continued
  14. Video: Electromechanical Model of a Loudspeaker
  15. Video: Loudspeaker and Transducer Parameters

Graded: Test for Weeks 3 and 4

WEEK 5


Week 5 - Closed Box Loudspeaker Design RC & Ported Loudspeaker Design



Designing speaker enclosures, basic principles, interaction of speaker driver with the cabinet, why a cabinet at all? Speaker designs for home stereo, crossover networks, guitar amplifier (open) speaker enclosures, bass amplifier (closed and vented) speaker enclosures.


8 videos expand


  1. Video: General Guidelines
  2. Video: Closed Box Design
  3. Video: Design Tools and Conclusions
  4. Video: Model of a Ported Loudspeaker
  5. Video: Design of Loudspeaker Port
  6. Video: Design Tradeoffs
  7. Video: Port Design Parameters
  8. Video: Comparison of Closed Box and Ported Designs


WEEK 6


Week 6 - Guitar Pickup and Effects Analysis MB & Design and Construction of a Guitar Amplifier MB



Building the guitar amplifier, how to solder, getting the amp to work - systematic testing and troubleshooting. Visualizing sound waves, frequency content and tone, signal modification in electro-acoustic systems, tube amplifiers and distortion, wah pedal, talk box.


14 videos expand


  1. Video: Volume and Tone Control
  2. Video: Tone Control and Pickup Analysis
  3. Video: Tone Control and Pickup Analysis, Continued
  4. Video: RLC Bandpass Filters
  5. Video: Graphic Equalizers and Octave Filter Banks
  6. Video: Graphic Equalizer Simulation
  7. Video: Wah Pedal Circuit Analysis
  8. Video: Wah Pedal Circuit Analysis, Continued
  9. Video: Design Overview and Tone Control Analysis
  10. Video: Tone Control Analysis Continued
  11. Video: Distortion Stage Analysis
  12. Video: Distortion Stage Analysis, Continued
  13. Video: Cabinet Design for the Guitar Amplifier
  14. Video: Practical Considerations in Constructing the Amplifier

Graded: Final Exam
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