Experiment,homemade transistor npn
![](https://i.ytimg.com/vi/IS5ycm7VfXg/mqdefault.jpg)
5:46
"Z2" - Upgraded Homemade Silicon Chips
![](https://i.ytimg.com/vi/w18z059DzOU/mqdefault.jpg)
4:59
How to make the world's easiest Radio ! Do it yourself at home!
![](https://i.ytimg.com/vi/iKKX9HAAtxQ/mqdefault.jpg)
9:24
String Telephones versus Sound tubes... STEM project.... Homemade Science with Bruce Yeany
![](https://i.ytimg.com/vi/2kzES1BAMN0/mqdefault.jpg)
9:42
DIY Powerful Ultra Bass Amplifier BLT Bridge Diode , Simple circuit , No ic
![](https://i.ytimg.com/vi/7u7c3e3x_R8/mqdefault.jpg)
3:06
MBR 10100 CT Schottky Circuit Diagram.plz like.👍
![](https://i.ytimg.com/vi/BMCb-R_Td58/mqdefault.jpg)
5:29
1380 Making Transistors From Rocks
![](https://i.ytimg.com/vi/81UVi4yIV7Y/mqdefault.jpg)
3:00:40
Whiskey Blues Music - Best Slow Blues Songs - Relaxing Jazz blues Music
![](https://i.ytimg.com/vi/ihkRwArnc1k/mqdefault.jpg)
40:43