In a message dated 2008/08/22, gel@................. writes:

> Not to long ago someone mentioned a good design for a vertical seismometer. 
> Is there a picture handy and some words of advice.

Hi Gary,

       I think that this was on Sean Morrissey's old website. See 
       http://www.bryantlabs.net/seismo.html
       The original plans, circuits, other details of the STM-8 are on 
http://www.eas.slu.edu/People/STMorrissey/index.html

       See also http://jclahr.com/science/psn/hill/index.html

       Regards,

       Chris Chapman   
In a me=
ssage dated 2008/08/22, gel@................. writes:



Not to long ago someone mention=
ed a good design for a vertical seismometer. Is there a picture handy and so=
me words of advice.




Hi Gary,



       I think that this was on Sean Morrissey=
's old website. See 

       http://www.bryantlabs.net/seismo.html
       The original plans, circuits, other det=
ails of the STM-8 are on http://www.eas.slu.edu/People/STMorrissey/index.htm=
l



       See also http://jclahr.com/science/psn/=
hill/index.html



       Regards,



       Chris Chapman