Identification of Earthquakes and Underground Explosions
SOUTHERN METHODIST UNIV DALLAS TX DALLAS GEOPHYSICAL LAB
Pagination or Media Count:
During the period January 1970 through August 1970 long period seismographs were operated at the Grand Saline Salt Mine in North-Central Texas. This report concentrates on the following tasks as outlined in the original statement of work Obtain digital data, in a standard format, of long period signals and noise investigate methods of filtering which can be used to improve signal to noise ratios and study regional variations in frequency dependent absorption of long period surface waves.
- Seismic Detection and Detectors