For those building their own remote controlled devices like RC boats and quadcopter drones, having a good transmitter-receiver setup is a significant factor in the eventual usability of their build.

I also built a WiFi remote with a Raspberry Pi in it to control ROS based robots. That involves either having some sort of WiFi base unit nearby for both the remote and robot to connect to, or making ...

Normally tractor pulls are events where ridiculously powerful purpose-built rigs tow special sleds down a 100-meter dirt track. As the weighted sled travels, the weight slides toward the front of the ...