diario SWL I-56578 Antonio

Some days ago my friend cryptomaster sent me an unid FSK transmission heard for several consecutive days at the frequency of 5114.0 kHz USB...

Unid 318000Bd/228 GFSK spotted on 428 MHz and sent me by a friend of mine Fig. 1 After the removal of the scrambler x^9+x^4+1 , the bitstrea...