Aucbvax.6409 fa.info-terms utzoo!decvax!ucbvax!info-terms Sat Mar 6 14:55:17 1982 Freon >From DEVON@MIT-MC Sat Mar 6 14:51:08 1982 I've been trouble-shooting some digital hardware lately, mostly thermal failures (works outdoors at the hamfest but not at room temperature) and freon spray cans are getting expensive! Is there any reason not to shoot Freon-12 (standard air-conditioner stuff) at digital circuit boards? This is a great technique for locating marginal IC's, but I'm on my third can and this Netronics 64K "JAWS" board still hasn't yielded it's secret!