By the way, I forgot to mention that my son and I will be installing the Lehman in a remote corner of our basement. This is a poured basement, with the floor being 6" thick. Jim Martin P.S. What is necessary to become a "recognized" PSN station, once we get the sensor up and running? _____________________________________________________________________ Public Seismic Network Mailing List (PSN-L)
Larry Cochrane <cochrane@..............>