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  1. Moonduster

    VHF noise ONLY on CH 73 - Only with Instruments ON

    No, there are 1000s of those system sailing around the world without RFI-related issues. To figure out what's going on, disconnect the power wire on the Fastnet bus from your Hydra process so that all your Fastnet devices (mostly displays) loose power. If the problem persists, the problem is...
  2. Moonduster

    VHF noise ONLY on CH 73 - Only with Instruments ON

    Noise in the VHF frequency is usually from a DCDC converter buried in the power supply of some piece of equipment. The best way to locate the source is to disconnect equipment until you identify the culprit. LED-based running lights, especially those on the mast have increasingly been a at the...


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