What’s inside a 1 HZ L4 geophone?

Well, we all know what is inside a geophone, coils and magnets. Here is a look at the insides and a little movie of what I am pretty sure is a Mark Products L4. The pictures and video speak for themselves.

The video:

Link: What’s inside a Mark Products L4 geophone?

The images:
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2013-02-05 12.39.52

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2 comment(s) on “What’s inside a 1 HZ L4 geophone?

  1. Angel,Can you cut and do the same thing on an STS2 ? Or even better, on an STS1 😉 ? 

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