1. Some parts needs in this project.
2. Soldering.
3. Finished.
4. Connect test.
Product list:
Buy components at https://www.utsource.net/
TL494N:https://www.utsource.net/itm/p/329903.html
IRF3205 Power MOSFET:https://www.utsource.net/itm/p/1230861.html
C945 Transistors:https://www.utsource.net/itm/p/419216.html
470nF :https://www.utsource.net/itm/p/8346988.html
More details, pls check the video on Youtube: