Hi,
Clear effects at 37.5 and 57.4 kHz; both located on
Iceland, 2119 km/314° from Kiel 54°22'34"N 10°08'17"E.
See:
http://lf-radio.de/cgi-bin/test/plot_channel.cgi?date=15-03-20&freq=37.5KHz
http://lf-radio.de/cgi-bin/test/plot_channel.cgi?date=15-03-20&freq=57.4KHz
Spectrograms
Yesterday: http://lf-radio.de/cgi-bin/test/show_wf.cgi?date=15-03-19
Today: http://lf-radio.de/cgi-bin/test/show_wf.cgi?date=15-03-20
Equipment:
-15cm ferrite loop stick at ground, TL592 amp.
-Raspberry Pi B+, Cirrus sound card
-Debian running from Memory stick
-~90 FFTs/sec., averaged to 1 min.
-Upload via mini-router and 3G USB-stick
-All from Battery
-
No sun visible here due to dense fog (*.*)
Peter, 54N 10E
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