If you’re looking for a fun electronics project to hone your tinkering skills with, this fun project guide shows you how to build a Clapper to control gear around your house.
For those of you that missed out on the awesome commercials of the 80s and early 90s, The Clapper was a device you plugged into the wall between something you wanted to turn off and the main current–the commercial usually featured a lamp. It relied on sound to shut the device on or off, “Clap on!” and “Clap off!”. Check out the video below to see a DIY model in action.
How to Make a Clap-Clap on / Clap-Clap Off Switch Circuit! [Instructables via Hack a Day]