Powered Hacks

USB Breadboard Power Supply

USB Breadboard Power Supply

Today we turn a 7805 Voltage Regulator and 4 AA batteries into a very simple Power Supply to charge anything that runs off USB. Breadboarding circuits are...
Solar-Powered Sun Tracking System

Solar-Powered Sun Tracking System

2 DOF solar tracker based on micro controller and small solar cells as sensors, linear actuators and solar system of panel and battery and charge controller where the battery is the source of power of the linear jacks(motors), this was my graduation...