Silly american here, but I cant tell if that is a 2 euro coin.... or not...
would you take a picture with a US quarter :-P or tell me the diameter of the coin you used. Hardkrash On Mar 9, 2009, at 2:25 PM, Gabriel Paubert wrote: > On Mon, Mar 09, 2009 at 08:09:45AM -0400, John Luciani wrote: >> On Mon, Mar 9, 2009 at 7:39 AM, gene <carzr...@optonline.net> wrote: >> >>> How small can the font be made before it becomes unreadable? >> >> How thin a line can your PCB vendor draw? IIRC the specs at >> PCB Express and Advanced Circuits are line widths of 10mils width >> and spacing of 10mils. I believe the default character height in >> PCB is around 50mils. I would be surprised if you could go >> much smaller than 40mils (with 10/10 rules). > > The default in PCB is 45mil, whatever it means. In 2005 I did > a small board to replace a completely obsolete chip (SP93804) > in a critical system here. To fit all the text I reduced the > size of refdes to 27mil in PCB, and they were drawn with 6mil > lines IIRC. The attached picture gives you an idea of how it > looks (it's the prototype which I hand assembled and it shows, > but the 4 layer PCB was obviously subcontracted), not all > characters are really readable. > > Gabriel > <Sampler.JPG> > > _______________________________________________ > geda-user mailing list > geda-user@moria.seul.org > http://www.seul.org/cgi-bin/mailman/listinfo/geda-user _______________________________________________ geda-user mailing list geda-user@moria.seul.org http://www.seul.org/cgi-bin/mailman/listinfo/geda-user