Simple metal detector 1 Transistor tip 41 pin pointer
6:56
Making metal detector and gold detectors ❤️👍❤❤❤❤ آموزش ساخت مدار فلزیاب و طلایاب را از صفر تا صد
7:15
Diy metal detector from an old CFL | CFL to metal detector
9:17
cara membuat pinpointer reaktif emas berkualitas Dengan 3 transistor
13:18
Diy metal detector | Diy transistor metal detector
5:32
Simple Metal Detector (Home Made)
21:16
DETECTOR DE METAL CASEIRÃO e PODEROSO! apenas 3 TRANSISTORES, SEM CI e SEM PLACA ( UTsource )
18:50
Detector PI PODEROSO de metais, que detecta a mais de 40cm!
9:40