Conformity Magazine
- http://www.conformity.com/
- Electrical engineering trade magazine with information on EMC design, a series of articles on Maxwells Equations, and an archive of past articles.
TechOnLine.com
- http://www.techonline.com/
- An online electronics university. Take short and informative online courses in Electronics. Short and practical courses.
The RF CAFE
- http://rfcafe.com/
- A collection of links to various application notes for different RF Vendors. Links to RF equations, technical data sheets, math notes, design ideas and useful RF design information.