The Audio Board's Frequently Asked Questions →
7.1 Headphones? →
Links in bold text indicate recommended places to start reading (in no particular order).
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Loudspeaker and Headphone Handbook (pdf)
The Audio Expert: Everything You Need to Know About Audio
Spatial Hearing - Revised Edition: The Psychophysics of Human Sound Localization
Principles of Digital Audio
Glossary | headphone.com
Describing Sound - A Glossary
Learn the Language of Good Sound
Phillips Golden Ear Challenge
Headphone Data Sheet Downloads | Innerfidelity
HeadRoom: Build a Graph
SuperBestAudioFriends Measurements Forum
Headphones & Loudspeakers
Headphone Technology Guide (Dynamic vs Planar vs Electrostatic)
Inside Headphones with Yuri Shulman, Shure Engineer
Headphones: Comparison Buying Guide
Headphone Fundamentals (pdf)
How to Evaluate Loudspeaker Sound and Accuracy
The Engineering and Art of Headphone Design
Headphones, Mixers and Headphone Amplifiers
Open Or Closed Headphones
Impedance & Sensitivity
NwAvGuy: Headphone Impedance Explained
Headphone Impedance and Sensitivity - Benchmark Media Systems
Understanding Impedance Curves & Phase Angles
Understanding Loudspeaker Sensitivity
Sensitivity vs Efficiency
Headphone Measurements Explained - Frequency Response Part 1
Headphone Measurements Explained - Frequency Response Part 2
Headphone Measurements Explained - Square Wave Response
How to Interpret Graphs
HT Measurements Explained: We've Got Some Explaining To Do
Understanding Frequency Response, Part 1
Understanding Frequency Response, Part 2
Testing Loudspeakers, Part 1 (pdf)
Testing Loudspeakers, Part 2 (pdf)
Square Wave & Frequency Response
Ups and Downs of Square Waves
Beyond Frequency Response: A New Approach to Audio Measurements via Wavelets
What Makes a Speaker Sound Good?
Effect of Acoustic Impedance on Headphones
Is transient response a problem with headphones?
What is the effect of impedance on headphone sound quality?
Soundstage and Stereo Imaging
Directivity in Loudspeaker Systems
Directional Hearing: How to Listen to Stereo
Amps & DACs
NwAvGuy: Headphone Amps/DACs Explained
NwAvGuy: Headphone & Amp Impedance
Headphone Amplifiers - Part 1 - Benchmark Media Systems, Inc.
Headphone Amplifiers - Part 2 - Benchmark Media Systems, Inc.
How Audio Amps Work
10 Things about Audio Amplifiers You've Always Wanted to Know
Introduction to the Amplifier an Amplifier Tutorial
The Differences Between a Power Amplifier and a Voltage Amplifier
A Discussion Of Power Amplifier Specifications
Amplifier Input and Output Impedance
NwAvGuy: More Power?
NwAvGuy: All About Gain
Audiobot 9000 (Headphone amp matching)
How Much Power (pdf)
Headphone Power Calculator
Amplifier Sensitivity, Decibels, and You!
The Interrelationship of Speakers and Amplifiers
Understanding Amplifier Power Specifications
How can I tell if I don't have enough power for my headphones?
Questions about voltage/current headphone requirements
Can speakers be protected from amplifier damage? How do amps work?
Headphone & Amp Impedance Questions?
Effect of more powerful amp on subwoofer
Science in the Service of Art (pdf)
Frequency, Amplitude & dB
NwAvGuy: Music vs Sine Waves
Fourier Analysis (pdf)
Using the Equalizer Effectively (pdf)
Sound Radiation Patterns
NwAvGuy: What We Hear
Why We Hear What We Hear - 4 part series
Is Sound An Illusion?
Electrical Engineering Principles
Ohm's Law Calculator
Voltage, Current, Resistance, and Ohm's Law
Capacitance in AC Circuit and Capacitive Reactance
Square Wave Testing for Frequency Response of Amplifiers (pdf)
Distortion & Negative Feedback
Phase Angle vs. Transistor Dissipation
Impedance Matching of Audio Components
Op-Amp Working Voltage Considerations
Slew Rate Explained
Headphone Measurements Explained - Total Harmonic Distortion Plus Noise Part 1
Headphone Measurements Explained - Total Harmonic Distortion Plus Noise Part 2
Understanding Audio Distortion
The Sound of the Machine
Phase, Time and Distortion in Loudspeakers
Jitter and its Effects
Music Clipping: How To Avoid It
Audio Distortion Measurements
Nonlinear distortion testing of loudspeaker driver units
Power Amplifier Clipping
Digital Audio & Digital Signal Processing
The Science of Sample Rates (When Higher Is Better — And When It Isn’t)
How Surround Sound for Headphones Works
The Importance of Mono in a Stereo Mix
Perceptual Coding - Shrinking Your Audio
Traditionally, bass is usually in mono...
What is Joint Stereo?
What is dither?
Mp3 conversion causes clipping?
Linear vs. Minimum Phase Upsampling Filters Test
Brickwall Filtering and Multibit
Acoustical Concepts for Home Theater
Subjective vs. Objective Debate
Why We Remember So Many Things Wrong
Science and Subjectivism in Audio
Dispelling Popular Audio Myths
Common Amplifier Myths
SoundStage! Max dB - Fast Bass, Slow Bass - Myth vs. Fact
Audio Myths Busted!
Balacned vs Unbalanced Headphone Amps
24/192 Music Downloads are Very Silly Indeed
Why Too Little Power will NOT blow Your Speakers
Op Amps: Myths & Facts
The Truth About Cables
Speaker Cables: Science or Snake Oil
White Paper on Speaker Cables and Interconnects
The High-End Mythology of the Toroidal Power Transformer
Measurements: USB cables for Audio DACs
Review of Audioquest Jitterbug and Uptone Regen USB Conditioners