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K-pop jamming compounds Russian HF woes in Ukraine

25th March 2022 - 13:00 GMT | by Thomas Withington in Toulouse


This is how the earworm hit Gangnam Style looks on a spectrogram when it is jamming Russia’s UVB-76 HF channel. The green patches represent the song overlaid onto the HF channel. (Photo: Twitter)

Russian Army HF radio communication vulnerabilities continue during the war in Ukraine – with fatal consequences for some senior commanders.

The Russian Army relies heavily on HF radio. Using transmissions of 3-30MHz, HF transmissions traverse BLoS ranges because they bounce off the ionosphere back to Earth, like a snooker ball bouncing off the table’s cushion. This phenomenon means HF transmissions can reach ranges of thousands of miles.

Several HF radios are in service with the Russian Army during its ongoing invasion of Ukraine, such as the R-166 Artek and R-176 Antey HF and VHF/UHF vehicle-mounted or static site radios. These may carry voice and light traffic for the Akatsiya-M C2 system, which is deployed at command level with Russian

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Thomas Withington


Thomas Withington

Thomas Withington is an award-winning analyst and writer specialising in electronic warfare, radar and military …

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