There seems to be nothing a 555 can’t do. We’ve seen it before, but [electronzapdotcom] reminds us you can use a 555 and a few parts to make a reasonable touch switch in this video, ...

Simple circuit diagrams like this are used to ... It is a device used to input data or information. A switch is an example of an input device. Switches can be used to turn circuits on and off.

Let’s change the circuit again and add a switch. A switch turns the circuit ... electrical engineers know what to build. Try building simple circuits with your friends and draw diagrams to ...