Hi Charlie -- That's very interesting. For comparison, would it be possible to see a comparable chart (using the same vertical sensitivity, the same recording duration, and the same starting time) showing the background noise on a day when there were no major earthquakes? Thanks, Karl Cunningham At 05:27 PM 1/8/2000 -0500, you wrote: >It seems that the Tonga Island and Chile quakes had a recordable >electrical precursor. > >If you wish to take a look go to: >http://www.elfrad.com/Quake/Qinfo13.htm > >Charlie Plyler >Elfrad Group _____________________________________________________________________ Public Seismic Network Mailing List (PSN-L)
Larry Cochrane <cochrane@..............>