Plated Thru Holes?

My understanding
from the lesson is, substrate(base) is fibergalss with copper clad on 1
side and blank on other side. How do plated thru holes come into being?


randofo3 months ago

It is my understanding that manufacturers use an electroplating process similar to this one:

https://www.instructables.com/id/Inexpensive-metho...

Metal rivets can also be used.