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Hi Mitch,<br><br>
I discovered that the S13 is about 30 times more sensitive than the
L22. Thus I would use unity.<br><br>
Mark<br><br>
At 01:10 3/18/2011, Mark E. Meremonte wrote:<br>
<blockquote type=cite class=cite cite="">In Haiti we used L22s with 32x
and .8 damping with good success. However, the S13s are more
sensitive. Croker makes good point that local s/n conditions may
help the decision.<br><br>
Mark<br><br>
<br>
At 16:49 3/17/2011, mwithers@memphis.edu wrote:<br><br>
<blockquote type=cite class=cite cite="">We're upgrading some of our
analog 3-c S-13 sites to digital telemetry<br>
and Reftek RT130 DAS's. We're trying to decide whether to run
at<br>
unity or x32 gain. Being lazy and indecisive, my immediate
question<br>
is what do other people do?<br><br>
Mitch<br><br>
Center for Earthquake Research and Information (CERI)<br>
University of
Memphis
Ph: 901-678-4940<br>
Memphis, TN
38152
Fax: 901-678-4734<br><br>
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*********************************************************<br>
Mark E. Meremonte
Geophysicist USGS/ANSS/NEIC<br><br>
U.S. Geological Survey Work:
303-273-8670 Cell: 303-478-5766<br>
MS 966, Box 25046 Email:
meremonte@usgs.gov<br>
Denver, CO 80225
Web:
<a href="http://geohazards.cr.usgs.gov/" eudora="autourl">
http://geohazards.cr.usgs.gov<br>
</a>
<br>
Ship: U.S. Geological Survey, 1711 Illinois St., Golden, CO
80401<br>
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