I ordered PCBA for IoT device and received the hardware product with good quality. However, there is a process I…
It is a nice looking breadboard, but the terminals are too loose to make a good connection on any components.…
Selecting the optimal printed circuit board (PCB) laminate material is a crucial decision in any electronics design project. This material…
I ordered board, but can not programing to QSPI memory.Why?
I purchased a batch of PCBA via FOB abroad, which means goods will have been totally mine since they are…
We receive a batch of PCB with scratches from my supplier, but they think it is acceptable. I have never…
I send my PCB design to manufacturer for prototype, but they send back deviated PCB samples with additional zig-zag. Why…
Try to repair electronic sphygmomanometer now. It seems wires fell off from the flexible PCB, leaving trail on there. How…
I receive the samples BOM of our PCBA factory. It remarks that PCB is FR4 Isola 370HR. What is this…
My mechanical keyborad is brand new so I cannot find where the culprit is. How I fix the key?