MT & Seismic Data
¥Mb 5.1 San Juan Bautista, CA, 8/12/98
¥10 sec of MT & seismic data
¥Seismic are 1 Hz & 80 Hz
¥MT is sensitive to ground motion; surface waves displace electric dipole cables and induction coils
¥MT similarly effected by wind, cultural noise, etc
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