I usually make a H-bridge with 2 NPN and 2 PNP transistors but I recently noticed that there´s allot of schematics on the net showing it with 4 NPN transistors and I started wondering what´s the right/best way to do it??
There is a lot of robot related events around the world so why not make a Robot event calendar? This way LMR users know were to go and show there robots and met other LMR users. Here is a few links to start whit.