Instructables user AudriusA1 shows us how to create this unique ceiling lamp that sort of looks like the Death Star from Star Wars. The $70 IKEA PS 2014 lamp already sports that unusual cutout design, ...

Forbes contributors publish independent expert analyses and insights. Scott Kramer covers golf and luxury technology. The system works well. You can plug two lamps into each dimmer. Plus the starter ...

With just three transistors, one relay, and some resistors and capacitors, a single light switch can provide sophisticated control of high-power and low-power lamps. With just three transistors, one ...

Electronic HID (high intensity discharge lamp) ballasts: how they work, how to control them, and develop an electronic ballast solution for outdoor lighting applications. Hbrightness metal halide ...