[Aaron] and [Davis] built a motion-tracking turret that uses openCV ... two NEMA steppers that aim the gun. The design is simple but elegant, with a rotating base and an assembly that raises ...

[Aaron] and [Davis] built a motion-tracking turret that uses openCV ... two NEMA steppers that aim the gun. The design is simple but elegant, with a rotating base and an assembly that raises ...

By designing a program to watch for anything squirrel shaped, and installing a water gun on a rotating turret, he was able to create a machine that recognized squirrels and soaked them from afar.

By designing a program to watch for anything squirrel shaped, and installing a water gun on a rotating turret, he was able to create a machine that recognized squirrels and soaked them from afar.

“Each turret assembly consists of a gun house with a rotating structure, a fixed structure, a barbette, and magazines,” Migaki wrote. “The gun house is the rotating armored structure that ...