>Most of my clients are military or truck-mounted industrial So why not use a Mil-spec item? We use /883 or better parts in instruments that get shot into space, and they have to survive 9G wideband vibration for a minute - a couple of times before launch, plus the launch itself, and still work. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist