LEDs find wide use in emergency lighting because of their high efficiency and control simplicity. The circuit in Figure 1 provides a highly efficient and reliable design for emergency LED lighting at ...

When the power goes out, scrambling for a flashlight can be frustrating. Light bulbs with backup batteries solve this by providing light even during an outage. These innovative bulbs charge their ...

In the April 4, 2024, issue of EDN, the design of a solar mains hybrid lamp (HL) was featured. The lamp receives power from both a solar panel and a mains power supply to turn on an array of LED lamps ...

Power outages are no longer rare, freak events. As extreme weather, grid strain and aging infrastructure collide, the risk of ...

Colorado homeowners are getting a preview of what the future could hold: longer, more frequent electrical outages that leave neighborhoods in the dark, sometimes with little warning. From extreme ...