To make the connection, the solder must be molten so that it can wet the metal surfaces that need to be connected. When ...

In part two of [Scott]’s tutorial, he goes over solder masks, silk screens before jumping into vias.

Through soldering, different parts of the PCB are connected to other electrical components to make a PCB function properly and serve its purpose.

The TDD Series surface mount jumper DIP switches from C&K components are sealed with a removable top tape to enable them to be used in reflow soldering and washable assembly processes.