A few years ago a company named HARWIN offered something called track pins. They were used on double sided PCB's to connect traces from one side of=20 the board to the other. Is any thing like that available now? =20 I have several different boards I want to experiment with and it is not=20 economic for me to send them of to a board house. I have a CNC router=20 that is capable of making the boards and time is not a factor as I am=20 disabled and have more time then money. Bob --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .