This light activated remote switch circuit could be operated using a flashlight beam and could eb used for toggling a specified load from a distance using an external light source such as a flashlight ...

You can add a second light switch anywhere in your house without wiring a new three-way switch thanks to smart home technology. This guide will show you what you need, and how to do this without ...

Archaic light switches might as well be from the stone age. All they do is turn a light on and off. They can't dim lighting gently or remember the brightness level you prefer. Outdated switches don't ...

In the 120V circuits of homes and offices, the grounded conductor is the same as the neutral. Typically, when wiring a switch for a 120V load (e.g., a light) only one wire comes to the switch and only ...

So, I had set up my kitchen spotlights with a bunch of Hue bulbs. As much as I use the smart capabilities of them, I also wanted to be able to control them with a physical wall switch. Instead of ...

This automatic park light switch with LDR automatically turn ON the light when the surrounding light dims to a preset level. The first circuit diagram is an NPN design intended for negative grounded ...

The basic controls of smart light switches involve an on and off function. Additional desirable options may include the ...

Few things are more frustrating than a loose light switch. You go to turn on your lights and the switch flops back down, leaving you in the dark or with an annoying flickering light. Whatever the ...