> From an old opamp book by Smith, > " A soldering iron has two ends, which differ markedly in the degree of > comfort with which they can be grasped. " Ah, this is along the lines of "hot glass looks just like cold glass" (gotten from the www). If you make your own lab glassware you will know what I mean here. Peter -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu