Just When You Thought It Was Safe: Chinese Over-the-Horizon Radar Appears on 40 Meters

Discussion in 'ARRL News Feeds' started by American Radio Relay, Mar 12, 2018.

  1. The International Amateur Radio Union Region 1 (IARU-R1) Monitoring System (IARUMS) reports that one of China’s over-the-horizon radar (OTHR) installations has been causing interference in the Amateur Radio 7 MHz band. The IARUMS February newsletter reports on that intruder and others.


    Other top 5 intruders include a “single-letter beacon” transmitting either the letter “K” or the letter “T” on ...

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