Electron Tube Info >>

• Svetlana: How Tubes Work - the basics.
• Tubes 201: How Tubes Really Work - A more advanced look at vacuum tubes, has lots of math.
• Tube Data Sheet Locator - A search engine for quickly finding information on any tube. The software version is nice.
• Intro to Tube Electronics - A short article that covers the basics.
• Vacuum Tube Preamplifier Analysis and SPICE Simulation - The second, more advanced, half of the first article.
• Tubes vs Transistors, Is There an Audible Difference? - Good technical article.
• NOS Tube FAQ - Article written for the beginner.
• Basic Tube Theory - Explains the differences between diodes, triodes, pentodes, etc. very well.
• Data Sheets for ALL Tubes (PDF) - An incredible collection of original tube spec sheets.
• RCA Tube Data Sheets (PDF) - Who knew RCA made so many?
• How a Bias Circuit Works - Written for the beginner.
• Types of Biasing - Good explanation of different types of biasing.
• Methods of Measuring Tube Bias - A short recap of different ways to measure the bias in your amp.
• What is Biasing? (Technical) - Aiken writes good articles, but not written for the layman.
• The Last Word on Biasing
• Why Tubes Sound Different
• The Virtues of Matching Tubes

Output Transformer & Speaker Info >>

• Speaker Design & FAQ - An entertaining explanation of speakers.
• Transformer Design - Good beginner's source.
• Speaker Impedance - Originally written for car stereos, it is equally valid for explaining series/parallel wiring in guitar amps.
• Determining Ouput Impedance
• Weber: Let's Talk Speakers
  
• Power & Volume Relationship

• DIY Audio Articles - Lots of useful information.
• The Ultimate Tone Series by K. O'Connor - Great books, though not written for the layman. If you're looking to understand theory check out some old radio books at your local library.
• AX84: Build Your Own Amps
• Aiken Amps: Technical Info
• Duncan Amp Pages
• The Tone Lounge - I've heard this page tries to install spyware on your computer, but I couldn't recreate this on any of the computers I've tried. Be sure you're using some type of pop-up blocker, Avant Browser for IE, or Netscape 7.1 or greater.
• Ampage: Music Electronics
• Amptone: Usenet Database
• Tube Amp FAQ
• Tube Circuitry Explained (PDF)
• Bright Channel/Switches
  
• Capacitor Tutorial
• The Sound of Capacitors
• Choosing Caps for Sound
• All Schematics (PDF)
  
• Fender Amp Schematics
• Tube Amp Mods & Maintence
• A Few Tech Tips
• Build Your Own 18W Marshall

• Guitar Nuts (wiring/shielding)
• Fender Guitars
• Capacitor Tutorial

• Fender Rhodes Service Manual

• Fender Forum
• Fender (company)
• Justin Holton @ mp3.com
• Darrell Holton @ mp3.com
• The Garage Band @ mp3.com
• Milonic Dynamic Menu