Tag: region 1

“Mysterious Foghorn” is Chinese Over-the-Horizon Burst Radar

The International Amateur Radio Union Region 1 (IARU-R1) Monitoring System (IARUMS) newsletter reports a mysterious “foghorn” — a Chinese over-the-horizon (OTH) burst radar — is operating in Amateur Radio bands. “We observed the mysterious foghorn on 7, 10, and 14 MHz,” the newsletter recounted. “This is a Chinese OTH radar, which is often jumping, and […]

Chinese Over-the-Horizon Radar QRMing Low End of 40 Meters

The IARU Region 1 (IARU-R1) Monitoring System newsletter reports that one of China’s HF Over-the-Horizon radars (OTH-R) has been transmitting on 6.999 MHz, impinging on the very low end of the 40-meter band. As the newsletter reported: “A jumping Chinese OTH radar covered the CW DX-edge of our exclusive 7 MHz band on November 17 […]

IARU Region 1 Monitoring Service Reports an Apparent Success

The International Amateur Radio Union Region 1 (IARU-R1) Monitoring System (IARUMS) reports that the Russian military apparently responded positively to a complaint from German telecommunications authorities to eliminate an intruding signal on 20 meters. The Russian Navy “RDL” signal from Crimea had been transmitting on 14.180 MHz, using F1B at 50 baud and 200 Hz […]

IARU General Assembly Adopts Revisions to Region 2 Band Plan

Delegates to the 19th International Amateur Radio Union Region 2 (IARU-R2) General Assembly in mid-October adopted ARRL-proposed changes to the Region 2 (the Americas) band plan as well as other recommended revisions. Representatives of 24 IARU member societies took part in the General Assembly, held in Viña del Mar, Chile, either in person or by […]

New Russian Arctic Over-the-Horizon Radars Set for 2017 Startup

According to media accounts, more long-range, new over-the-horizon (OTH) radars that can identify aerial and sea targets hundreds of miles away are scheduled to begin operation next year in the Russian Arctic. It’s doubtful, however, that the news heralds the return of interference on the level of that generated by the so-called “Russian Woodpecker” OTH […]

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