Potential Radar
From Signal Identification Wiki
Samples[edit]
Frequencies[edit]
Located in NW England and found these signals on 2700KHz, 3320KHz, 4030KHz, 4790KHz, 5750KHz.
Signals in the freq ranges you specify are actually Stanag-4539 bursts in clusters as
described by Antonio on his blog in this page here> http://i56578-swl.blogspot.com/2018/09/psk-8-bursts-at-inconsistent-12800bps_19.html
There are a few pages on his blog that address these and the different clusters simply search on his provided block.
<AT90S2323>
Named "XMPP Trials" Link in this webside: https://www.sigidwiki.com/wiki/XMPP_trials