RE: Company close down due to EMC phenomena

2002-01-17 Thread Sundstrom Michael (NMP-RD/Dallas)
Guys, I don't think we want to forget that just one of these units will be in use. What would a whole country full of these units do to a mains network? I'd guess it to be very noisy indeed! Michael Sundstrom NOKIA TCC Dallas / EMC ofc: (972) 374-1462 cell: (817) 917-5021 amateur

RE: LISN Calibration

2001-11-29 Thread Sundstrom Michael (NMP-RD/Dallas)
The only problem I see with not calibrating the LISN is you wouldn't know if / or when it goes bad until you cross check it with a calibrated LISN. I would suggest you run your precompliance lab just like the real lab. This way you'll get the same results as the accredited lab you test with. No

RE: EMC test table construction plans

2001-11-02 Thread Sundstrom Michael (NMP-RD/Dallas)
We use a styrofoam table here at our lab, it is a round plug of styrofoam 80cm tall and 1m across. This has worked the best for us, and it has the least reflections at any frequency we can reliably test at. I would guess that some form of hard material on top of this type of table would support

RE: Difference between SA and Receiver

2001-11-01 Thread Sundstrom Michael (NMP-RD/Dallas)
Most analyzers are not CISPR 16 compliant. Receivers are always easer to read QP and Avg. directly. If you can pass the CISPR limits with a peak reading (analyzer), you can most definitely pass the QP / Avg. limits with a receiver. For official testing a compliant (CISPR 16) device is always