The Woodpecker signal operated on frequencies from 3 MHz to 30 MHz, regularly interfering on frequencies licensed for amateur, commercial, and international communications. The source of the signal was eventually traced to the Soviet Union. Of course, the Soviets never acknowledged it was theirs.
Apr 19, 2021
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The duga system was extremely powerful, reaching over 10 MW, and emitted in the shortwave radio bands. It was given the nickname Russian Woodpecker by shortwave ...
Jul 25, 2019 · The Duga systems were extremely powerful, over 10 MW in some cases, and broadcast in the shortwave radio bands. They appeared without warning, ...
May 21, 2023 · They appeared without warning, sounding like a sharp, repetitive tapping noise at 10 Hz, which led to it being nicknamed by shortwave listeners ...
Feb 12, 2023 · At VHF or very high frequencies (30 MHz to 300 MHz), the range is not much further than a line-of-sight propagation as seen from the antenna and ...
Duga-1 is one of the three Soviet 'over the horizon' radar stations. A system made for early detection of attacks by ballistic rockets.
Jan 12, 2018 · When in use, the Soviets had little regard for which frequency they would use at a particular time but it would range between 3 MHz and 30 MHz.
The signal was observed using three repetition rates: 10 Hz, 16 Hz and 20 Hz. · The most common rate was 10 Hz, while the 16 Hz and 20 Hz modes were rather rare.