The idea is to solder various electrical components to the board and create a circuit of your choice. Fine sandpaper: I use 180-grit to clean all electrical connections before soldering them together.

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. (Watch the video; story ...

What you’ll learn: The basic metallurgy of solder. How to make a solder joint. How to repair a circuit board. The vintageTEK museum is a geek’s paradise to tour if visiting the Portland ...

You can see different kinds of soldering in greater detail than ever before, including Ball Grid Arrays on circuit boards, chips, and even leaded soldering. It's a fun watch, even if you've never ...

Whether you want to fix a printed circuit board (PCB) that's not working or you need to replace a burnt capacitor on your R.C. car's circuit board, a soldering iron is the most important tool.

As the intricacy of printed circuit boards grows, it is more critical than ever to have dependable and defect-free soldering methods. The use of high-purity nitrogen is a simple technique to ensure ...