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Man-made 50 or 60 Hz EMF signals make it hard to measure other signals. The DSP-523 uses patent-pending technology to ignore power lines by notching 60Hz and harmonics, or you can analyze power lines and harmonic strengths. And you can compare that reading to the overall field strength on the same screen at the same time!
See more information......
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Recent Web Page Updates:
- May 08, 2009: Investigation posted from the Johnson-Sullivan Museum. GO
- April 5, 2009: Investigation posted from the Wood County Historical Center. GO
- December 20, 2008: Investigation posted from the Mary Lou Johnson-Hardin Library. GO
- December 06, 2008: Investigation posted from Prospect Place. GO
- October 12th 2008: Investigation report from Bear's Mill posted. GO
- September 12th 2008: Investigation report from the Logan County Museum & Mansion. GO
- July 29th, 2008: Investigation results from the Pioneer Village in Kenton, Ohio. GO
- July 22nd, 2008: Posted private investigation results from the Sandusky area. GO
- July 17, 2008: Posted investigation results from the Mansfield Prison investigation. GO
- July 4, 2008: New investigation results from the Historic Fort Wayne have been posted. GO
- May 20, 2008: New investigation has been posted. GO
- View list of other web update: GO
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