PSN-L Email List Message

Subject: Re: Real time traces
From: Brett Nordgren brett3nt@.............
Date: Fri, 14 Aug 2009 14:12:44 -0400


Here are some pictures of Dave's vault to add to his 
description.   I'm assuming he 
doesn't mind my sharing them--it is quite a beautiful job.


At 10:03 AM 8/14/2009 -0700, you wrote:
>I am curious about the installation enclosure for your seismometer.  It 
>looks like a granite slab surrounded by a plastic enclosure.  Is this 
>located in a basement or is it outside.  How do you insure it is 
>waterproof? What is the granite slab setting on?  What type of plastic 
>enclosure are you using.
>Thanks so much,
>Kay Wyatt


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