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Electronics

AC Electricity
Advanced Building Technologies
Concepts of Programming Languages
Electricity Information
Electronics D & T Online
Electronics Pages- T. Engdahl's
Electronics Sites
Electronic Technicians Certification
Electronic Test Bench-An Online Guide
Electronix
Electropedia- ThinkQuest
Life on the Internet
Lucent Technologies
Machines that Changed the World
Microelectronics
Popular Electronics Magazine
Repair World
TechWeb


Industry News & Associations

Electronic & Electrical Equipment Industry
Electronics Associations 
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Electronics Manufacturing Guide
Electronic Products & Service Sites
Electronic Technician Association
Nuts and Volts - Electronics Magazine for the Hobbyist 


Design

Design Electronics
Design Source for Engineers and Managers


History


Electron- Discovery of
History of Electronic and Computer Music
History of Radio
Invention Dimension
Radio History
Tech Museum of Innovation


Radio

Broadcast, Media Careers and Resources
Crystal Radio Project
Foxhole Radio Project


Acoustics and Sound

Acoustics and Vibration - WWW Virtual Library
Acoustics FAQ
Audio Engineering Society 
Audio Related Internet Site List
Audio Tutorials for Car Audio
Digital Sound Modeling
Dolby Laboratories
Room Acoustics
Sound- The Soundry- ThinkQuest
Soundtrack Intro
Physics Student Guide to Acoustics
Technical Tips- Audio and Visual
What is Sound


Safety


Laser Hazards 
National Electrical Safety Foundation
Radio Frequency - Microwave Radiation Safety 
Underwriters Laboratory
...Additional Safety Resources


Other Related Resources

Computer Resources
Manufacturing Links & Career Resources
Math Links and Resources
Science Hobbyist
Science and Engineering Resources

Electronics Tutorials

Atoms and Electrical Charge
Basic Circuit Theory
Basics of Electronics
Circuit Theory- Basic
Circuits in the Circuit
Complete Illustrated Guide to the PC
DC Circuits
Dictionary of Electronics 
Digital Control Tutorial
Digital Electronics for HS Students 
Digital Logic
Digital Logic Tutorial - Play Hookey
Educational Electronics Tutorials 
Electronics Tutorials
Electronics- Basic Tutorial
Electronics Training Tutorials
Electronics Tutorial Pages
Electronics WorkshopTutorials
Electrons- What are
How Things Work
How Things Work/ topics.html
How Electronic Gates Work
How Stuff Works
Inductance
Laser Links Tutorial and Glossary
Learn Electronics Tutorial
LED
Liquid Crystal Introduction 
Logic Circuits
PC Webopedia
Polymer and Liquid Crystal  Virtual Textbook
Radio License Tutorials
Resistance Color Coding
Resistor Color Code Calculator
Schematic Symbols
Soldering Guide
Tech Tutorials- Electronics
Whatis.com
What is Electricity
What is Nanotechnology
What is a switching regulator


Math

Boolean Logic - How it Works 
Dictionary of Units
Formulas
Radio Frequency Math
International Systems of Units- SI
... Additional Math Resources


Robotics

Get a Grip On Robotics
Netsurfer Robotics
Robot Directory - Artificial Intelligence
Robotics - About.com
Robotics- Get a Grip
Robotics Links and Resources
Robotics & Robots Inventor Net Links
Robotics - Sensing, Thinking, Acting
Robotics- Welcome to Friendly


Semiconductors

Superconductors For Beginners
Semiconductor Lexicon
Semiconductor Online
Semiconductor Subway
Semiconductor Tutorials


Fiber Optics

Fiber Optics- PC Webopedia
Fiber Optics AT&T
Fiber Optics - About.com


Communications


Satellite Communications
Technology- Popular Mechanics
Telecom Information Resources
Telecommunication Links & Careers