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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 7, 1982 · "If you want to screw up a radar signal, all you have to do is send a return signal on its frequency which blocks out the echos. Hams, from ...
Feb 12, 2023 · In 1976, a powerful new radio signal appeared, which was simultaneoulsy detected worldwide. It was quickly nicknamed the “Woodpecker” or the “ ...
Mar 13, 2020 · Hams, from the earliest woodpecker days, have been driving the monster off their bands by getting on the frequency and sending properly spaced ...
Feb 12, 2017 · The signal was typically broadcast for 10, 16 and 20 times per second and then followed by a 72 ms silent period. In the “dynamic” mode (Dynamic ...
May 1, 2016 · While they don't need OTH radar they might just transmit the signal and not bother to listen for returns. They are jamming GPS. Haven't ...
Apr 19, 2021 · The Woodpecker signal operated on frequencies from 3 MHz to 30 MHz, regularly interfering on frequencies licensed for amateur, commercial, and ...