VE7DXW has some interesting information on using rf. This could be very interesting. For more information go to
http://www.arrl.org/news/ve7dxw-s-rf-seismograph-may-be-real-seismograph
VE7DXW has some interesting information on using rf. This could be very interesting. For more information go to
http://www.arrl.org/news/ve7dxw-s-rf-seismograph-may-be-real-seismograph