Hello Markus, Daniele, and group, Yes... strange indeed. The signal seems to be symmetrically around a center of ( 8907 Hz +9085.5 Hz ) / 2 = 8996.25 Hz, like "sidebands" (see screenshots below), bu
Wolfgang, now this is interesting! I have scrolled down my 0.36 Hz window, but the artifact has not appeared here. Must be one of your neighbours tuning up on VLF ;-) 73, Markus -- Original Message -
I have some friends here in Italy who have been chasing a pseudo-regular signal around 8907Hz for months. I believe they have posted something about it in one of the VLF-related groups on yahoo. Rega