In a message dated 16/04/01, scott@.......... writes:

> I have 2 seismometer/geophones for sale. I listed them on ebay in the hopes 
> of getting these sensors to someone who can really use them:
>  
> Mark Products Seismometer Seismic Sensor
> http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewItem
&item=1230529926
> 
> Mark Products Seismometer/Geophone Sensor
> http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewItem
&item=1230531902

Dear Scott,

       Thanks for the interesting references. Can you tell us please which 
model number geophones, their frequency rating and resistance please? 

       Regards,

       Chris Chapman
In a message dated 16/04/01, scott@.......... writes:



I have
 2 seismometer/geophones for sale. I listed them on ebay in the hopes 

of getting these sensors to someone who can really use them:

 

Mark Products Seismometer Seismic Sensor

http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewIt
em&item=1230529926



Mark Products Seismometer/Geophone Sensor

http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewIt
em&item=1230531902



Dear Scott,



       Thanks for the interesting references. Can you tell us please which 

model number geophones, their frequency rating and resistance please? 



       Regards,



       Chris Chapman