Whether it’s a simple Solarbotics photovore BEAM robot kit, the PID op-amp circuit used in this line following robot, the wide variety of analog op-amp and traditional BEAM circuitry used in ...

The shoebox-sized robot exceeds [Bolt]’s top speed of 44-km/hour. At that speed, following a line gets tricky. It took the development team 8 prototypes to attain that capability.