All About Circuits — An electrical engineering and electronics community that provides educational material and study guides for members. (Membership is free)
DirectIndustry — is the permanent virtual exhibition, connecting manufacturers and buyers in 5 languages, around the world.
EE Globe — www.eeglobe.com
Elektor has been an inspiration for electronics engineers and makers since in 1961. Elektor publishes electronics-related content (e.g., Elektor magazine, books, articles, and videos) and develops electronic solutions (e.g., kits, components, and tools) for beginners and experts alike. Check it out!
Scientific Educational Systems — www.ses.co.il
Circuit Cellar's editorial team comprises professional engineers, technical editors, and digital media specialists. You can reach the Editorial Department at firstname.lastname@example.org, @circuitcellar, and facebook.com/circuitcellar