Now it’s time to take a look inside the common North American wall socket, and how it got that way. Hubbell’s Plugs Separable Attachment Plug, US Patent 774,250.

As the old saying goes, the devil is in the details. For instance, electrical outlets that visutally stand out in your kitchen can have a negative impact.

Arduino Controlled Four Socket Outlet. 27 Comments . by: Brian Benchoff. October 31, 2011. Title: Copy. ... The relay board is meant to fit inside the blue box along with the four sockets, ...

In older outlets and certain designs, spring-loaded detents or bumps inside the socket snap into those holes, helping the plug stay in place and improve contact. It keeps the plug from slipping ...

If you've come to the chilling conclusion that a draft is coming from your electrical outlet, don't panic. This is actually a fairly common problem—especially in older homes—and one that has a ...