1 Results for "《〈 문의 OIO↗5793↗7458 》〉강남초원의집㏃강남유흥purity강남룸강남유흥강남더킹deliberate 강남더킹 ㅑ㎞강남더킹stirring"

An educational project for my mechatronics students, a tube equipped with two LDR sensors to measure the speed of a ball inside the tube.