peiserma@ridgid.com wrote: > piclist-bounces@mit.edu wrote: >> Two small vias a better than a large one, three are much better than >> two... >> http://circuitcalculator.com/wordpress/2006/03/12/pcb-via-calculator/ > > > thanks for that link. There is a TI document cited as a reference. I > obviously have not had more than a few minutes to glance at it, but to > steal Russell's catchphrase, it looks "utterly superb" > There is one item at that site that pertains to a discussion on printing your own pcbs (from yesterdays piclist?): http://circuitcalculator.com/wordpress/2006/06/14/conductive-ink-traces/ It is based on using Dow Corning PI-2000 series of Silver Polymeric Interconnect Materials. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist