ELF (Extremely Low Frequency) PVS (Propagation Validation System) Field Strength Measurements, March 1977.

Abstract

From September 1976 to December 1978, extremely low frequency (ELF) field-strength and effective-noise measurements were taken aboard operational submarines. The results of measurements taken in Connecticut and aboard two submarines during March 1977 are discussed. Particular attention is focused on simultaneous Connecticut and North-Atlantic area measurements where nighttime propagation anomalies occurred 2 to 4 hr apart. A prime candidate for the cause of these anomalies is a moving nocturnal sporadic E-layer. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Feb 03, 1983
Accession Number
ADA128178

Entities

People

  • Peter R. Bannister

Organizations

  • Naval Underwater Systems Center

Tags

Communities of Interest

  • Ground and Sea Platforms

DTIC Thesaurus Topics

  • Amplitude
  • Communication Systems
  • Connecticut
  • Day
  • Extremely Low Frequency
  • Frequency
  • Geography
  • Night
  • Physics
  • Physics Laboratories
  • Radio Communications
  • Standing Waves
  • Test Facilities
  • Transmission Lines
  • United States
  • Wave Propagation
  • Wisconsin

Readers

  • Atmospheric Science/Meteorology
  • Aviation Science / Aeronautics.
  • Maritime and Naval Warfare Studies