Abstract: Direct AC LED drivers have advantages over conventional LED drivers in size and cost because of no need for bulky and expensive inductive components. However, none of conventional direct AC ...

Abstract: Inspite of various data inspiration from various speed monitor and control techniques many industrial applications require the ability to adjust and maintain a constant speed for ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn why you can trust us. Everyday Health independently vets all recommended ...

If you click on links we provide, we may receive compensation. Grab these and more cozy pants while they're up to 63 percent off By Rylee Johnston Rylee Johnston is a shopping writer who regularly ...

Lake Mead boaters issued warning: "Dangerous lake conditions" Texas is overhauling what students will learn in social studies and history. Here's what to know Opinion: The double standard on executive ...