Volunteers from the Skagit Amateur Radio Emergency Communications Club (SARECC) in Anacortes, Washington, recently assisted the US Coast Guard in tracking the source of interference on VHF Marine Channel 5A (156.250 MHz). This channel serves the commercial Vessel Traffic Service north of Bush Point on Whidbey Island, as well as in some Canadian waters in the Strait of Juan de Fuca. The service …
Click here for original story, Washington Amateur Radio Club Volunteers Track Interfering Signals
Source: ARRL