Daily Archives:October 07,2021

Digital Selective Calling—DSC—is one of those features that, despite having been standard on every fixed-mount VHF for more than a decade, is little understood and little used by recreational sailors. One reason is perhaps that it requires two devices to be wired together—a process that requires some head-scratching if the two are from different manufacturers. Another might be that DSC requires you to obtain a Marine Mobile Service Identity (MMSI) number that must be programmed into the radio.  ...

Working with the Federal Communications Commission's Emergency Alert System, NOAA Weather Radio is an "all hazards" radio network, making it the single source for the most comprehensive weather and emergency information available to the public. It broadcasts warning and post-event information for all types of hazards - both natural  ...