Browsing: VHF AIS interference

Cruising Life
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New Coast Guard Warning: LED Lights Can Interfere with VHF, AIS Reception

The Coast Guard warns that LED lighting may interfere with VHF radio and AIS reception. The Coast Guard says it has received reports from crews and others about poor reception on VHF frequencies, DSC (digital selective calling), and AIS (automatic identification systems) when they are used near LED night-time lighting, nav lights, searchlights and floodlights on boats. The interference can create potential safety hazards. In one port, a rescue coordination center was not able to contact a ship in a traffic separation incident by VHF radio; that ship also reported poor AIS reception. The Coast Guard says that ships in…