Vragen over elektronische productie beantwoord

I recently ordered some PCB bits from a new supplier to assemble a widget. I want to make temporary connections between different PCBs, but am not convinced I want to

I have designed a power supply card using V7805-2000. Copper thickness is 70 micron, board size is 5 cm × 5 cm. When this underwent vibration test the regulator came

I’ve ordered fabrication and assembly of small PCB batches (100st) a couple of times already. Each time the factory asked me if I want to do test on the PCB.

A batch of PCB got wet in warehouse due to roof linking. Too terrible to shoulder the lost. How can I do to rescue these wet PCBs? Or to minimize

There are several round pads on the PCB prototypes made by the manufacturer. They are marked Scx and labelled with TP. What are they?

Last week, I visit a PCBA manufacturer for our new project. They not only introduce in-circuit tester but also flying probe tester, which can both ensure the quality level. Zo,