Bulletin of the Seismological Society of America
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Bulletin of the Seismological Society of America; February 2006; v. 96; no. 1; p. 272-287; DOI: 10.1785/0120050068
© Seismological Society of America
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Figure 007


Figure 7. Examples of amplitude spectra of broadband, vertical seismograms produced by delay-firing at Minntac. (a) Event 108: total yield = 195,900 kg, yield/hole = 680 kg; (b) event 99: total yield = 286,300 kg, yield/hole = 2272 kg; (c) event 28: total yield = 249,150 kg, yield/hole = 1143 kg; (d) event 8: total yield = 464,325 kg, yield/hole = 1300 kg.





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