Strong HF signal

From Signal Identification Wiki
Jump to: navigation, search
Strong HFHigh Frequency (3-30 MHz) signal
21.jpg
Frequencies 77357,735 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
7.735 kHzKiloHertz (kHz) 10^3 Hz
0.00774 MHzMegaHertz (MHz) 10^6 Hz
,80508,050 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
8.05 kHzKiloHertz (kHz) 10^3 Hz
0.00805 MHzMegaHertz (MHz) 10^6 Hz
,1210512,105 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
12.105 kHzKiloHertz (kHz) 10^3 Hz
0.0121 MHzMegaHertz (MHz) 10^6 Hz
,1611016,110 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
16.11 kHzKiloHertz (kHz) 10^3 Hz
0.0161 MHzMegaHertz (MHz) 10^6 Hz
Frequency Range 7735 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).7.735 kHzKiloHertz (kHz) 10^3 Hz
0.00774 MHzMegaHertz (MHz) 10^6 Hz
16110 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).16.11 kHzKiloHertz (kHz) 10^3 Hz
0.0161 MHzMegaHertz (MHz) 10^6 Hz
Mode Unknown
Modulation AMAmplitude Modulation,Pulse
Bandwidth 100 Khz100,000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
0.1 MHzMegaHertz (MHz) 10^6 Hz
100 kHzKiloHertz (kHz) 10^3 Hz
0.1 MHzMegaHertz (MHz) 10^6 Hz
100 kHzKiloHertz (kHz) 10^3 Hz
0.1 MHzMegaHertz (MHz) 10^6 Hz
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