i want to make a metal detector but dont know wich circuit to use i found oscilator circuits but idk if they are good can som1 pls help me with a good circuit help pls
I need to set up a differential pair of traces on a PCB for 90 ohms. I cannot find what values for epsilon I should use on the stackup page for FR4. In fact, I cannot find the epsilon value anywhere. ...
1. What are kinds of conductive glue PCBway is using? Where can I find specification for the conductive glue?2. Is it possible to have glue on top and bottom side of the circuit board?3. Is it possibl...
Design a PCB for a wireless stereo audio system. What are the critical considerations for integrating the BT4840 module into the PCB to ensure optimal audio performance and Bluetooth connectivity?Refe...
I want to design a ~30cm long 4-layer flexible PCB which requires 100ohm impedance match for the differential pairs. It seems like as the dielectric layer is very thin, it's hard to do that. Do you ha...