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Recent content by MDOC

  1. MDOC

    Antenna Isolation Calculations

    Your question depends on the Tx/Rx frequencies. Isolation is measured by the return loss of the OMT of the feed in both H & V and is usually conducted in a range test. I'm speaking of microwave frequencies way above UHF (Ku-Band for example) using parabolic antennas. The isolation is...
  2. MDOC

    Microphonics

    I've seen microphonic-related problems on certain modems and LNBs (C-Band). Anyone here point me the way to solve this problem, or point to a reference that not only describes it, but also offers at least a theory of its cause? Thanks
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