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

Rob Clark Introduction

Oscillations in Space and Time

Time and Frequency Domain Representations of Sound

Auditory Perception and Sound Localization

Acoustic Resonance: Helmholtz Resonators

Acoustic Resonance: Loudspeakers

Electrical Charge and Current

Electric Fields and Electric Potential

Electrical Circuits: Kirchoff's Voltage Law

Electrical Circuits: Voltage Dividers

Volume Control and Loudness Perception

Electrical Circuits: Kirchoff's Current Law

Electrical Circuits: Nodal Analysis

About the Professors

About the Teaching Assistant

Syllabus

Grading and Logistics

Suggested Readings

Building the Amplifier and Ordering the Kit

Complex Number Proficiency Self-Assessment

General Overview

Resonant Modes of a String

Effects of String Parameters on Resonant Modes

Resonant Modes in a Room

Resonant Modes in a Duct

Reverberation and Room Acoustics

Power and Energy

Power and Energy Dissipation in Circuits

Real Voltage and Current Sources

Impedence Matching Derivation

Ideal and Real Current Sources

Operational Amplifiers

Using the OP AMP as a voltage follower

Inverting OP AMP Configuration

Test for Weeks 1 and 2

Derivatives

Mathematics: Sample Derivatives and Rules?

The Number e; Derivatives of sin and cos

Simple Harmonic Oscillator

Complex Numbers and Arithmetic

Complex Exponentials and Eulers Formula

Phasors

Capacitors

Transient Analysis of an RC Circuit

Frequency Response of an RC Circuit

Inductors

Transient Response of an RL Circuit

RL Lowpass and Highpass Circuits

Phasors in AC Circuit Analysis

Generalized Impedance

Circuit Analysis Example

Impedance Analysis of RL Circuit

Filters as Frequency Dependant Voltage Dividers

Fourier Series of a Square Wave

Fourier Series of a Triangle Wave

Overtone Spectrums and Fourier Series

Graphical Interpretation of Fourier Series Integrals

Spectral Analysis

Spectral Analysis Examples

Filters applied to Frequency spectra

Construction of a Guitar Pickup

Electrical Model of a Guitar Pickup

Guitar Pickup Analysis Continued (wr Q)

Frequency Response of a Guitar Pickup

Loudspeaker Radiation and Directionality

Loudspeaker Radiation, Continued

Electromechanical Model of a Loudspeaker

Loudspeaker and Transducer Parameters

Test for Weeks 3 and 4

General Guidelines

Closed Box Design

Design Tools and Conclusions

Model of a Ported Loudspeaker

Design of Loudspeaker Port

Design Tradeoffs

Port Design Parameters

Comparison of Closed Box and Ported Designs

Volume and Tone Control

Tone Control and Pickup Analysis

Tone Control and Pickup Analysis, Continued

RLC Bandpass Filters

Graphic Equalizers and Octave Filter Banks

Graphic Equalizer Simulation

Wah Pedal Circuit Analysis

Wah Pedal Circuit Analysis, Continued

Design Overview and Tone Control Analysis

Tone Control Analysis Continued

Distortion Stage Analysis

Distortion Stage Analysis, Continued

Cabinet Design for the Guitar Amplifier

Practical Considerations in Constructing the Amplifier

Final Exam