Hi, Got this from VLF-Group. May be it's of interest. Today "NOAA Space Weather" reported: -- SUMMARY: Geomagnetic Sudden Impulse Observed: 2012 Oct 31 1539 UTC Deviation: 13 nT Station: Boulder -- I
Yes, also on 100 kHz, and only on northerly stations. http://www.alice-dsl.net/df6nm/LoranView/LoranGrabber.htm 73, Markus (DF6NM) From: [email protected] pws Sent: Wednesday, October 31, 2012 7:
Hi Markus, Yes, also on 100 kHz, and only on northerly stations. http://www.alice-dsl.net/df6nm/LoranView/LoranGrabber.htm ... Thanks! Got some other confirmations of that extraordinary ionospheric r