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A STUDY OF ENVIRONMENTAL ELECTROMAGNETIC RADIATION LEVELS

Bioeffects Seen

John C. H. Wang · 1977

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Figures from the Original Paper

Diagrams extracted from the original research document.

graphPage 4 - Figure 1: Calculated Field Strength vs. Distance in the Vicinity of a Standard AM Broadcasting Antenna
graphPage 5 - Figure 2: A Comparison of Calculated and Measured Field Strengths in the Vicinity of a Standard AM Broadcasting Antenna (WTOP, Wheaton, MD, 1500 kHz, 50 kW)
graphPage 7 - Figure 3: Calculated Power Density vs. Distance for 3 Different Power Levels Used in FM Broadcasting
graphPage 9 - Figure 4: Calculated Power Density vs. Distance for 4 Different Power Levels Used in TV Broadcasting

Exposure Details

Power Density
10 mW/cm2

Exposure Context

This study used 10 mW/cm2 for radio frequency:

Building Biology guidelines are practitioner-based limits from real-world assessments. BioInitiative Report recommendations are based on peer-reviewed science. Check Your Exposure to compare your own measurements.

Where This Falls on the Concern Scale

Study Exposure Level in ContextStudy Exposure Level in ContextThis study: 10 mW/cm2Extreme Concern - 1,000 µW/m²FCC Limit - 10M µW/m²Effects observed in the Extreme Concern range (Building Biology)This level is 10 times the FCC limit
A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 535-1605 kHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 535-1605 kHzPower lines50/60 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale
Cite This Study
John C. H. Wang (1977). A STUDY OF ENVIRONMENTAL ELECTROMAGNETIC RADIATION LEVELS.
Show BibTeX
@article{a_study_of_environmental_electromagnetic_radiation_levels_g5663,
  author = {John C. H. Wang},
  title = {A STUDY OF ENVIRONMENTAL ELECTROMAGNETIC RADIATION LEVELS},
  year = {1977},
  
  
}
No DOI on file for this study.