"I'm April Wilkerson, a DIY enthusiast with a passion for creative projects and hands-on building. For more inspiration, check out The Craftistry for all things DIY!" Canada’s Trudeau Is Likely ...

A great example is this simple wireless AC current detector from [NEW PEW]. The circuit is a simple one, and a classic. The spring from a ballpoint pen is soldered to the base of a BC547 ...