Brushless DC motors are common place in RC Vehicles. They are small, light, fast and can be inexpensive. [Raynerd] wanted a new spindle for his CNC machine and thought that a brushless DC motor ...
A 12V linear actuator consists of a motor, gearbox, actuator rod, and lead screw. When powered, the motor rotates the gearbox, which drives the lead screw to extend or retract the actuator rod. This ...