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Recent content by UncleT

  1. UncleT

    ANALOG NOISE!

    Yes, it does involve a VFD (Cutler-Hammer). I have sinced moved the twisted pair and it has helped but didn't completely remove the noise. The poblem only exists when the VFD is on, I can practically track the VFD ramping up with this particular channel. T
  2. UncleT

    ANALOG NOISE!

    Anyone got a recommendation on how to isolate A/I from 480 noise...other than remove it from conduit/enclosure? (4-20ma)
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