Wireless charging is so convenient for user because it doesn’t need any wire, but it is not so popular as…
I ordered a TV repair service. It is so costly. Do you have similar experience? Why does it cost a…
Washing machine does not work. Since it just bought one years ago, the components in it is not old, I…
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…