Pocket CO2 Sensor Doubles As SMD Proving Ground

While for some of us it’s a distant memory, every serious electronics hobbyist must at some point make the leap from working with through-hole components to Surface Mount Devices (SMD). At fi…

Working With BGAs: Soldering, Reballing, And Rework

In our previous article on Ball Grid Arrays (BGAs), we explored how to design circuit boards and how to route the signals coming out of a BGA package. But designing a board is one thing – sol…

PnPAssist: A “Smart” Build Platform For Manual PCB Assembly

Open source pick and place machines have come a long way in the past years, but are not necessarily worth the setup time and machine cost if you are only building a few PCBs at a time. [Nuri Ergine…