Here is a great collection of touch switch circuits. A touch switch is an electronic device that enables us to control a circuit by simply touching a sensor. Simple touch switch circuit with 4011 – ...

Did you know slips, trips and falls are some of the most common home safety hazards? Say goodbye to stubbed toes and bruised shins. Add a four-way switch and walk with confidence.

A previous Design Idea outlined a relatively simple circuit in which a momentary pushbutton could be made to function like a latching, mechanical switch. The article generated a good deal of reader ...