<div dir="ltr"><h1 style="box-sizing:border-box;font-size:16pt;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif">IARUMS reports on mystery frequency hopping station</h1><p style="box-sizing:border-box;color:rgb(0,0,0);font-family:Verdana,Arial,Helvetica,sans-serif;font-size:16px"><strong style="box-sizing:border-box">IARU-R1 Monitoring System</strong> reports an intriguing transmission has been spotted giving short beeps exactly on each second, frequency hopping between 10108-10115 kHz and 18834/18899 kHz <br style="box-sizing:border-box"><br style="box-sizing:border-box">One of the mysterious transmitters is located in the vicinity of Chicago, near the town of Aurora or Elburn, Illinois.<br style="box-sizing:border-box"><br style="box-sizing:border-box">The International Amateur Radio Union Monitoring System (IARUMS) Region 1 November 2018 newsletter can be read at<br style="box-sizing:border-box"><a href="http://www.iarums-r1.org/iarums/news2018/news1811.pdf" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">http://www.iarums-r1.org/iarums/news2018/news1811.pdf</a><br style="box-sizing:border-box"><br style="box-sizing:border-box">Reports of Amateur Band intruders can be logged on the IARU Region 1 Monitoring System Logger at<br style="box-sizing:border-box"><a href="http://peditio.net/intruder/bluechat.cgi" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">http://peditio.net/intruder/bluechat.cgi</a><br style="box-sizing:border-box"><br style="box-sizing:border-box">Monitor the short wave bands on-line with a web based SDR receiver at<br style="box-sizing:border-box"><a href="http://www.websdr.org/" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">http://www.websdr.org/</a><br style="box-sizing:border-box"><br style="box-sizing:border-box">IARU Monitoring System (IARUMS)<br style="box-sizing:border-box"><a href="https://www.iarums-r1.org/" target="_blank" style="box-sizing:border-box;color:rgb(0,51,102);text-decoration-line:none">https://www.iarums-r1.org/</a></p></div>