Modify Selection
- Research methods and measures:
- Field measurement
- Document types:
- Contract reports
Home Links
Results 1 - 1 of 1
-
9/1/1974 - Contract reportsMeasurements of surface magnetic field noise were made at various locations over the Geneva Coal Mine near Price, Utah, on June 12, 1973. Results of measurements of distant sferics indicate rather sharp cutoff frequencies below which broadband, impulsiv...
Home Links
Content source: National Institute for Occupational Safety and Health, Mining Program