An introduction to common bi-polar junction transistors both conceptual and practical with diagrams and math.
555 timer delay circuits
Parrot Bebop Drone
How HDMI Works Male connector Pins?
Capacitor Value Codes
Build a mini CNC machine for 45 dollars.
How LED's Work? An LED is a special type of diode that is specifically optimized to give off light, usually in the visual or infrared spectrum, as electricity is passed through it.
4 Way Switch Wiring Diagram
Building your own 3D scanner out of off-the-shelf parts