Strong HF signal

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Strong HF signal
21.jpg
Frequencies 7.735 kHz,8.05 kHz,12.105 kHz,16.11 kHz
Frequency Range 7.735 kHz - 16.11 kHz
Mode Unknown
Modulation AM,Pulse
ACF
Bandwidth 100 kHz
Location Eastern Europe or Russia
Short Description
I/Q Raw Recording
Audio Sample

Transmissions happen on every second half of the hour. Frequency changes probably related to MUF. Signal level in Twente WebSDR has been as high as S9+50.

Video Examples[edit]

https://www.youtube.com/watch?v=iGT4g2M7DUA https://www.youtube.com/watch?v=8FtynD9c6uA&app=desktop https://www.youtube.com/watch?v=UV2bMFRp0LE https://www.youtube.com/watch?v=GnvwLhu0HOA&t=5s

Additional Links[edit]

https://forums.radioreference.com/utility-listening/252065-possible-new-radar-7735-8050-16110-khz.html