FWIW I don't think you would see any problems with untined wire. The insulation will prevent the un stripped portion of the cable from oxidizing and you can tin the tips of the wire yourself. All you need is a soldering iron and solder. I would go for it. Charles K Roberts II -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist