Midget Tone Generator
Welcome STEM kids to old school electronics! The midget tone generator is as simple as useful. With just a couple of transistors and a few other parts, it is fairly easy to build the belittled […]
Mod Your Goodknight Gold Flash
I’m sure there’re a lot of electronic gadgets in your house that can be recycled. The good news is most of them can be used again or for another purpose. So, don’t just throw those […]
Analog Audio Visualizer LEDs
I prepared this post in a hurry to help you to quickly design and build an analog audio visualizer using common light-emitting diodes. It’s not the first time I built a simple analog audio visualizer […]