PSN-L Email List Message
Subject: Fwd: [IRIS] 8 Hz geophones, vertical and horizontal, available
From: John or Jan Lahr JohnJan@........
Date: Tue, 05 Sep 2006 14:37:10 -0700
Not too good for distant earthquakes, but the price is right, especially
if you live near Stanford University. These should NOT go into the
>Subject: 8 Hz geophones, vertical and horizontal, available free to a
>Stanford University owns a large number of 8 Hz geophones, as used in
>conjunction with the Seismic Group Recorder (SGR-III) facility in
>many PASSCAL experiments from 1980 to 2001.
>We have about 200 "short" strings of 6 modified Mark Products L-10B
>vertical-component geophones (8 Hz) connected in series, with c. 1 m
>cable between each phone.
>We also own a larger number of "long" strings of 12 L-10B vertical
>phones, or of 12 horizontal phones, in each case with c. 15 m cable
>between each phone, one string per clip.
>These will be disposed of as scrap/landfill on October 1, unless
>anyone claims them first
>I can consider offers to take all or any part of our equipment. You
>would need to pay shipping.
>If you know of anyone who would want e.g. single geophones for
>teaching/demonstration purposes, please forward this message.
>Professor of Geophysics, and of Geological and Environmental Sciences,
>Director of Undergraduate Studies in Geophysics,
>Department of Geophysics, Stanford University,
>Mitchell Building 353, 397 Panama Mall, Stanford CA 94305-2215
>telephone: (650) 723 8214 (secretary: 723 4890) fax : (650) 725
>Bulkmail mailing list
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