PSN-L Email List Message

Subject: Re: BEARINGS
From: Dave Nelson dave.nelson@...............
Date: Sun, 06 Jun 2010 09:56:52 +1000


Hi Geoff

    it is used in the WWSS network  (worldwide standard seismic)  Sprengnether
Long Period seismometer.  I had one of  these at home for many years.
The idea works very well.

cheers
Dave N
Sydney



At 08:50 AM 6/5/2010 -0700, you wrote:
>Is there some reason no one will use a short
>piece of wire to be the bearing in a Lehman Seismometer ?
>Like, it could be far better than any two seperate pieces
>of metal touching each other ?
>Thanks ahead of time
>geoff

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