Linear actuators are presented now in the highest variety. There is no doubt that whatever project you are planning, you will find the needed actuators for it. To choose the right option, you need to ...

The current state of robotics, 3D printers, and CNC machines means any shade tree roboticist has the means to make anything move. Do you want a robotic arm? There are a dozen designs already available ...

The ABCs of PID control. Considerations for interfacing elements in the electrical circuit to accomplish those parts of the PID function for position control. Firmware code implementation.