PSN-L Email List Message
Subject: Re: This system
From: Jim E ODonell jimo17@........
Date: Thu, 22 Jun 2006 21:43:02 -0700
You can not drive that galvanometer with a geophone- you will need an
amplifier and filter. The 28 hz will not see anything except freq's
higher than ~20 Hz... Nice Pics tho- <<< Jim
702.293.5664 geophysics@.......... 702.281.9081 cell jimo17@........
On Thu, 22 Jun 2006 20:22:43 -0700 "Kareem from Heyjoojoo.Com"
> I'm hoping someone can help out with connecting my seismograph drum
> system (Photo A, see links below). It's an older model that was once
> used in
> a museum. I do have some basic electrical skills but unsure how to
> the sensor small geophone (Photo B) with two leaders. There is a
> part of the system that I'm not sure what to do what with (Photo C).
> If it
> looks familiar to you and you can point me in the right direction on
> it going, please reply. The drum has a power switch and rotates fine
> can't get it to behave like a seismograph system.
> Photo A http://www.heyjoojoo.com/seismo/3
> Photo B http://www.heyjoojoo.com/seismo/4
> Photo C http://www.heyjoojoo.com/seismo/2
> Extra photo with alternate view: http://www.heyjoojoo.com/seismo/1
> Kareem Lanier
> 37.97 N, 122.30 W
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