>pinholes can only be originated with a faulty print!
Pinholes in the toner traces on the copper can be due to faulty print
or improper transfer. You need to see a closeup of an etched TT board
in order to appreciate how imperfect the TT process is...The pits
literally. However, it works on a good day and that's all most are
concerned with.
--- In
Homebrew_PCBs@yahoogroups.com, "Herbert E. Plett"
<cachureos@...> wrote:
>