mrdutx wrote:today i'm done doing pcb board..but it not finished. the was problem in the process. i printed the pcb layout from dmitri..here the film that i use.
this circuit is very complex!
the problem is..after done the developer process.
the circle in the pcb is the problem ..can anyone tell me why this happen and what are the solution.
the line is too close
I had the same problem when I did it using the toner transfer method. I ended up using a sharp knife and cutting between the traces to make sure there were no shorts after it had been etched.