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The Earth's Electrical Environment (1986) / Chapter Skim
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Pages 243-244

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From page 243...
... . INTERACTIONS OF TELLURIC CURRENTS WITH MAN-MADE SYSTEMS The natural telluric current environment can significantly affect man-made systems.
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From page 244...
... Such was the state of the line on the September 2nd, 1859, when for more than one hour they held communication over the wires with the aid of celestial batteries alone. Other studies of historical interest on telluric currents in communication cables are mentioned in the Appendix.
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Key Terms

  • telluric currents
  • earth currents
  • earth current
  • geomagnetic field
  • geomagnetic storm

  • telluric current
  • submarine cables
  • magnetic field
  • telegraph lines
  • electrical conductivity

  • communication cables
  • electric telegraph
  • magnetic storm
  • current measurements
  • natural telluric

  • earth cur
  • current environment
  • natural phenomena
  • telegraph company
  • telegraph wires


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