Attaching the spike to the PCB was as simple as adding a circular copper pad on the obverse side, applying some solder, and the liberal application of toaster ovens. The design of the pin was ...
All this means that with an UUT connected via pogo pins to a through-hole only test PCB, the full circuit would ... and that means defect-free soldering and defect-free components.
a bent PCB, even slightly, can sometimes cause only some or even one pin to lose contact with the board), solder reflowing can be all you need to solve the problem. If you'd rather go "all the way ...