If you have a garage or shed that might work, keep it outside, a Sparstation or other UNIX type machine would probably handle the extremes of possible conditions if it isn't heated better than a generic pc would.
Also, consider that wall-warts are often the biggest producers of EM radiation too, even stuff on standby will put out a fair amount. Kelly -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]