Hi SLF, Attached is a spectrogram from a reprocessing of my recent DFCW-5400 transmission down on 270 Hz. The SNR reaches up to 30 dB in that bandwidth. It shows that messages could be exchanged up t
Hi Stefan …. SLF :-O There is film actually in Cinema: “First Man” Is that about you ?? ;-) Congratulations PS: Back from trip. Will try to catch you all in LF activity if storms fi