Soldering to a PC board can be tricky: Too much heat can make the copper trace lift right off the board substrate. Use a soldering pencil rated at 15-25 watts, no more.

How to Solder a Circuit Board Video Popular Mechanics senior automotive editor Mike Allen demonstrates the basics of how to solder electrical components onto a printed circuit board.

Soldering is an important skill for anybody who wants to put together circuit boards, play around with Arduino setups, or work on almost any type of electrical project. When first beginning ...