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RHOTHETA International

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The U.S. Coast Guard selected the RHOTHETA RT-500-M radio direction finder for the new Sentinel-class Fast Response Cutters. The RT-500-M can be integrated into shipboard mission systems via a NMEA interface. (RHOTHETA image)

Radio Direction Finding: An Essential Tool for Search and Rescue (SPONSORED)

By RHOTHETA International

When you call 911 from a cell phone on land, the dispatcher can usually determine your location in just a …