2 Brilliant idea for touch switch with 547 transistor and NE 555 ic
video·@anderson007·
0.000 HBD2 Brilliant idea for touch switch with 547 transistor and NE 555 ic
2 Brilliant idea for touch switch with 547 transistor and NE 555 ic , from youtube.com https://youtu.be/B8X1gxdaLRM