Slide 8

Device shown is a three-axis induction coil magnetometer, which is a one-of-a-kind prototype by Conix Research. The instrument is on loan to our group from Dr. Jack Dea. 

 We have used this instrument on three field trips, with mixed or inconclusive results.  Our objective in each case was to demonstrate that we could ascertain the Schumann resonance…a Dea criteria that establishes adequate sensitivity for the earthquake signals.

We are also developing plans to build our own magnetometers from more modern amplifiers now available.
The work that Jack Dea has done as a Physicist for the U.S. Navy is briefly introduced in the next slide.

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