PSN-L Email List Message

Subject: Re: Verticle Sensor Design
From: ChrisAtUpw@.......
Date: Sat, 23 Aug 2008 00:53:41 EDT

In a message dated 2008/08/23, barry_lotz@............. writes:

> I made two modest versions of Sean Thomas Morrissey's design, a 30" and a 
> smaller 12" version. 

Hi Barry,

       What periods do you get from your seismometers, please?

       Do you experience any serious tilt driifts with the Lehmans, please?

       Regards,

       Chris Chapman   
In a me=
ssage dated 2008/08/23, barry_lotz@............. writes:




I made two modest versions of S=
ean Thomas Morrissey's design, a 30" and a smaller 12" version. 



Hi Barry,



       What periods do you get from your seism=
ometers, please?



       Do you experience any serious tilt drii=
fts with the Lehmans, please?



       Regards,



       Chris Chapman
[ Top ] [ Back ] [ Home Page ]