NTIA Report TR-85-173

Atmospheric Radio Noise: Worldwide Levels and Other Characteristics

April 1985

Arthur D. Spaulding, James S. Washburn

Abstract

Keywords: amplitude probability distributions, atmospheric noise characteristics, atmospheric radio noise, diurnal and seasonal noise variations, worldwide noise levels

• Title Page, Contents, List of Figures, List of Tables, List of Programs

• Chapter 1: Introduction and Definitions

• Chapter 2: The New 1 MHz Atmospheric Radio Noise F_am Estimates
  • Pages 16 – 30
  • Pages 31 – 45
  • Pages 46 – 60
  • Pages 61 – 75
  • Pages 76 – 90
  • Pages 91 – 105
    
    
• Chapter 3: Frequency Variation and Data on Noise Variability
  • Pages 106 – 120
  • Pages 121 – 140
    
    
• Chapter 4: The Amplitude Probability Distribution
  • Pages 141 – 156
  • Pages 157 – 172

• Chapter 5: Summary, Conclusion, and Recommendations, Chapter 6: Acknowledgments, Chapter 7: References

Disclaimer: Certain commercial equipment, components, and software are identified in this report to specify adequately the technical aspects of the reported results. In no case does such identification imply recommendation or endorsement by the National Telecommunications and Information Administration, nor does it imply that the equipment or software identified is necessarily the best available for the particular application or uses.

To request a reprint of this report, contact:
Margaret Luebs, Publications Officer
Institute for Telecommunication Sciences
Voice: (303) 497-3572
info@its.bldrdoc.gov

For technical information concerning this report, contact:
Michael Cotton, Electronics Engineer
Institute for Telecommunication Sciences
Voice: (303) 497-7346
mcotton@its.bldrdoc.gov