diario SWL I-56578 Antonio

4 August 2020 update some frequency, same timing, and same 511-bit sequence but the speed has switched to 50Bd (shift remains unchang...

update My friend cryptomaster  (thanks) confirmed the user (CIS networks) and he also pointed out that the 128-bit sequence is actua...

K4MT/NT9P network, also known as Enigma designator M42b, is a quite common Russian Intel/Diplo network which uses both CW-Morse and FS...

Some day ago, me and my friend KarapuZ were talking about some asynchronous 500 Hz shift FSK-2 signals and the way to get a meaningful dec...

This signal was heard on 14568.0 (cf) around 1410z, 25 Jun. It's a sync FSK 2-carriers with shift = 500 Hz and baudrate = 50 Baud....