pcb designing

  1. ashokraj

    when to keep solder mask open ?

    Hi, Usually most of the PCBs have solder masks but recently i have seen a PCB with only few tracks(high voltage/current) with solder mask open. when do I have to keep the solder mask open for traces?
  2. S

    PCB design for a project

    Hello everyone! I am about to make my fitness device, I don't wish to reveal much, but I need to be able to measure the movement and position of the user, the user needs to be able to connect to the device and receive the information about his workout on their phone. And should be able to trace...