I touched the wires of a ceiling light holder with plyers, it made a spark and all of the power in my room was gone. WHAT DO I DO?
I want to hook up a push button on my photobooth following this guide. I already have a serial cable and a port on my machine. The button I will be using is this one here. It is an illuminated ...
I'm thinking about making a simple LED flashlight. After doing some research, I think I'm going to use some 5 mm 12 Cd white LEDs with 3.6 V drop which can pass 20 mA. I'm not yet sure how much ...