![]() | DIY Mini-Tank with Color-Tracking Airsoft Turret
This DIYer created an autonomous, robotic tank, attached a airsoft M4 carbine gun to it, and then added color tracking to the already lethal mix. It can automatically track and shoot targets based upon the color of objects. The tank uses treads... |
| | DIY Sun Tracking Solar Panels
For a photovoltaic solar panel, following the sun’s path across the sky raises efficiency by 30-50%. This DIY sun tracker is the latest addition to our DIY Free Energy projects and uses a combination of a sensor and linear actuator to track... |
| | HacknMod Review: GPS Tracking Device Last week, we reviewed a few lasers, and this week we have a GPS tracking device from LandAirSea. Â It's the small black box shown above which is placed on or around a vehicle to track it's movements. Â The device is passive, which means you... |
![]() | DIY Real Time GPS Receiver with Incredible Accuracy
We've all heard of commercial GPS devices like the Garmin or Tom Tom and even handheld devices used for Geo-Caching. But...Did you know you can build your own? A Kinematic GPS Receiver is a specialized GPS device used by engineers,... |

































