One think I didn't mention is to be careful of condensation. Your device almost certainly won't work if it gets shorted out some way :) I suppose the proper way to do this is with that spray cooler. Josh -- A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. -Douglas Adams Kyrre Aalerud wrote: > I'll try the freezer... (Or an ice-cube on the chip :-) -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu