Ken, thanks, I am glad you like my work. It took me some time and quite a bit of trial and error to get my PCB making to this stage. There's still quite a bit of room for improvement though, especially with the soldermask technique I am sure I can get better, more durable results. I should also get a scanner to get better images of the PCBs. For the vias, you may have noticed in the later photo (second link in my e-mail) that I've actually soldered the vias (in contrary to the photos in the original page). Without soldering, there are reliability issues, especially after the board goes to the oven for soldermask curing (due to thermal expansion perhaps?). After soldering, no problems at all, very reliable. I'll update the page soon to reflect this. I am drilling the board first, because I have a CNC. That way it makes sense. How will you know where to drill the holes without a CNC? Or do you plan to get one? Perhaps I am missing something. -Tolga On Tue, May 11, 2010 at 4:11 PM, sailingto <sailingtoo@...> wrote: > > > Tolga, I am VERY impressed with your PCB work. I've spent a good bit of > time reading and looking at photos - those are some VERY good double sided > boards. I like your method of making the vias - I have some tiny rivets I > use the same way. > > I sure wish I had found your website back when I first started fooling with > PCB - Your idea on drilling first, then putting the transfer on to aid in > lining up holes is something I will try. I don't have a CNC to drill with. > > Thanks for the good ideas and webpage. > > Ken H> > > > [Non-text portions of this message have been removed]
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Re: [Homebrew_PCBs] Re: Printing on a solder mask
2010-05-11 by Tolga Abaci
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