Wideband noise centred on 14030kHz

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Wideband noise centred on 14030kHz
Noise on 20m.JPG
Frequencies 14.03 MHz
Frequency Range 14.03 MHz - 14.03 MHz
Mode USB
Modulation ???
Bandwidth 30 kHz
Location Chesterfield, UK
Short Description Wideband noise, 15dB above usual noise floor, centred on 14.030 MHz and repeated every 400 kHz for dozens of MHz either side of main signal. It is there 24/7 and only received when antenna connected to SDR .
I/Q Raw Recording
Audio Sample

EDIT by Anon: I also receive this with a similar spread in central England.