| http://www.w3.org/ns/prov#value | - a) By PCB, I imagine you mean microcontroller such as the Arduino or Raspberry Pi.In my mind, it is not really a robot without a microcontroller.If you just hook up a receiver to motors, then what you have is a radio controlled car, not a robot!b) A servo is a motor, plus a way to drive that motor, plus a position sensor, plus some logic that drives to motor to achieve some particular position (o
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