I’ll also cover wiring a light switch and outlet combo, plus tips for swapping out an old switch. It’s all about keeping it simple and getting ... da Vinci. It Led to Secret Tunnels Under ...

Building a portable lamp with a 9V battery and LED bulb is a simple, creative DIY project ... an LED light strip or bulb, an on/off switch, wire, electrical tape or a soldering kit, and Velcro ...

Some LED’s radiate infrared light which is invisible. But such LED’s are useful in remote controls and applications like burglar alarm. Sometimes you need to know which wire/node is positive ...

To make your own reed switch you need only a few parts: some copper, enamelled wire and magnets. They really are simple devices however ... to even making your own LEDs ...

Whether you're looking for a simple setup ... your existing light switch wiring (no neutral wire required), adding some smart tech to non-smart light bulbs, like dimmable LED and CFL bulbs.

I installed compact-fluorescent and LED bulbs throughout my house. They work well everywhere but not with dimmer switches. The bulbs either dim insufficiently, flicker, or they don't light at all.

I needed a simple LED indicator showing that a particular voltage level had been reached—specifically, that a capacitor had charged to a particular potential. I was convinced that there must be ...

Then I spent about 30 minutes pulling out the old wiring, lights and transformer. I was ready for an upgrade. I found this set of RGB LED landscape ... Installation is simple by following the ...