ARRL

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  • WD2XSH_Map0310-0510

    07/06/2010 | ARRL’s 500 kHz Experiment Shows Small Growth

    In the quarterly report for the ARRL’s 500 kHz Experimental Station for the period ending May 2010 (see link to PDF below), Experiment Coordinator Fritz Raab, W1FR, reported that since the experiment began in late 2006, 20 of the 32 participating stations
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  • Cospas-Sarsat

    02/03/2009 | Distress Beacons at 121.5 and 243 MHz Phased Out

    As of February 1, the Cospas-Sarsat (Search and Rescue Satellite Aided Tracking) satellites are no longer monitoring distress beacons at 121.5 and 243 MHz. All mariners, aviators and individuals who use emergency beacons on those frequencies will need to
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