1 Results for "강남권룸싸롱【θ1θ↔4⑥48↔0⑨30】xavi서울룸싸롱±선릉추천업소￡역삼풀싸롱ksubi강남룸접대paul서초풀싸롱σ강남추천업소θ선릉풀싸롱δ"

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