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Dear Student Mc Leod:
Roy Lewallen has a useful suggestion. I evaluate the performance of inanimate objects in a TEM cell, which may be thought of as an expanded transmission line. Zapping (an old EE term) an object with 100 v/m is not difficult, however that is not likely to be significant in your case. Your DUT (device under test) is a piece of meat. Room temperature meat has a significant conductivity. Even at 100 kHz, the conductivity of the meat results in the field amplitude decreasing rapidly below the surface of a thick piece of meat. Thus, if you were to use a TEM cell to place the DUT into a 100 v/m field, the DUT needs to be thin or you can not say that the whole DUT was subjected to 100 v/m. While all of this is going on, the DUT is exposed to air-born contaminates that may well be different than those of the control. If I had made this assignment, it would be because I expected the good student to perform an analysis of the experiment and prove that it was most unlikely to be a valid experiment. Alternatively, a student who I would recommend for graduate school would present me with a paper that shows what improbable measures would need to be taken (and why) to have a chance of having a valid experiment. The poor student is one who does what he or she is told to do without critical analysis. I have lived long enough to have several of my past students as honored colleagues. They all are able to think. Make friends with people in the EE department or some practical physicists. Do report back on what you ended up doing. Regards, Mac N8TT -- J. McLaughlin; Michigan, USA Home: "Roy Lewallen" wrote in message treetonline... Do a google search on "TEM cell". That should get you pointed in the right direction. Roy Lewallen, W7EL Jon Mcleod wrote: |
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