A light switch is the simplest of electrical devices. Flip the switch, electricity flows. Flip it again, electricity stops.

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 Outdated switches don't ...

My house was built in the 50s, with wiring from that time period. I'm trying to understand how to connect a modern switch up in the place of an existing old one and it just isn't making sense to me. I ...

Q: Tim, I need you to mediate a dispute between my husband and me. We're building a new home, and there are several places where two or more switches can be used to control lights. I like the ...

Q: At either end of my staircase I have a light switch that turns the staircase light on and off. The problem is that the switches don’t work correctly anymore ...