Experimenting with batteries, bulbs, buzzers, switches and other electrical components is a great way to learn about circuits and start to think about how to incorporate sounds into your Build a ...

[Chris Chimienti] has recently put together a fascinating video which walks the viewer through five different circuits which can be used to add one of these so-called soft power switches to your ...

Here are some DIY LDR switch circuits available on our website and the web. LDR switches are used to switch a relay or other device when light are present or absent. LDRs or Light Dependent Resistors ...

This Toggle Switch uses the popular Johnson Decade counter IC CD4017 ... This toggle action can be exploited in various relay driver circuits. In the circuit IC CD 4017 is used in the Toggle mode. Its ...

One approach PECO is taking to improve electric service reliability is by making its distribution circuits operate “smarter.” That is, sophisticated smart switches, also known as reclosers and ...