Tutorials for EEs - Mixers, directional couplers, bartlett's bisection theorem, constant current sources, PLL and an excellent introduction to HP's ADS. BOWest Pty Ltd - Technical reference library in electrical engineering for students and engineers A Collection of Smith Chart Resources - This page provides a collection of some of the best Smith Charts. Don's Xenon Flash and Strobe Page - Basics, hints and precautions, links to many informative sites. Electrical Engineering Training Series. - A complete course in Electrical Engineering on the WEB (paid subscription is required). EPanorama - A very good tutorial on science and electronics, physics, light and electrical optics. Ohms Law - Ohms law and power law calculator. Frequency Devices Design Guide - A really slick design guide for all sorts of filters. Includes DSP filters. Electricity Tutorial - This is a basic introduction to the concepts of charge, voltage, and current. Discusses Coulomb's Law, Ohm's Law, and power. Includes graphics and animations. Circuit Center - A free source of SPICE circuit files and tutorials for simulating and analyzing electronic circuits. Links to free downloads. Basic Physics, Magnetism and Inductors - Find out how magnetism, flux, static, magnetism and the inductor are all related and how they influence current flow. (Numerous pop-ups) Magnetic properties of materials - Covers theory, materials, tips on winding inductors and eleltromagnets hints and kinks. RF and Microwave Engineering - University of San Diego Electrical Engineering course in RF and microwave circuit design Electronics Services Unit - Quite a bit of theory, practical advice, math and diagrams, from basic electronics theory to very advanced physics. Microwaves & RF - Microwave design articles, applications, and high-frequency design techniques for microwave and wireless engineer. Electronic Theory Forum - Basic principles, ideas, concepts, laws, and formulas behind electronics.