>>this particular sample has been thoroughly abused in environmental
testing (including several unintentional & unfortunate CONDENSING temp &
humidity runs - ever look into a chamber and see what looks like your
product sitting in a cloud? Not fun).  Months and tests later, the dirt or
grime is easily visible on a lot of the mating surfaces and is not at all
present on new samples.<<

My first EMC job out of the Army (in 83) was in doing audit testing of
production equipment. I noticed early on that it tested better if we
checked AFTER the shake test. This was probably due to the fact that the
non-conducting stuff had all been worn off of mating surfaces by vibration.


Cortland

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