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

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When the chandelier starts flickering, don’t blame it on a ghost. Time to learn how to wire a light switch. You know that you need to change a switch when the lights go in and out, or if they make a ...

Q: During a recent dinner date at my house, I thought about how romantic it would be if I could dim the lights. My light switch doesn’t have this feature and I would like to replace it with one that ...

A single-pole switch has only two conductor terminals. To one terminal, you connect the supply (hot) wire, and to the other you connect the load wire. All this switch does is interrupt or not ...