[Rockhounds] Earthquakes in the Sky

[Paul]

Vance, E., 2018. Earthquakes in the Sky. Scientific American, 319(4), 
pp.44-49.
http://www.ep.sci.hokudai.ac.jp/~heki/pdf/Scientific_American_Vance2018.pdf

Report: California Earthquakes Disrupted HF Propagation on West Coast
http://www.arrl.org/news/report-california-earthquakes-disrupted-hf-propagation-on-west-coast

MDSR RF Seismograph
http://users.skynet.be/myspace/mdsr/index.html
http://users.skynet.be/myspace/mdsr/RF_and_earthquakes.htm

Yours,

Paul H.