Taking an electronics prototype to the next level often means soldering tiny components onto a custom-printed circuit board. Solder paste applied without a stencil, however, can ooze, cause shorts ...

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 ...

Berkeley Lab has developed a low-cost method for interconnecting printed circuit boards (PCBs) without requiring soldering or additional components.