Kansas Geological Survey, Open File Report 98-48
GEMS Site Borehole GPR, continued
Figure 7
Frequency spectra of Survey 2 GPR zero-offset profiles using
(a) 50 MHz, and (b) 200 MHz borehole GPR antennas. The vertical axis is
frequency in megahertz, and the horizontal axis is depth from the
well-top. The antennas were 9.66 m apart.
A large version of this figure is available and is
98k in size.
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Kansas Geological Survey, Oil and Gas Information
Updated Nov. 17, 1998
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