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PERFORMANCE OF X-RAY MEASUREMENT INSTRUMENTS WHEN SUBJECTED TO ENVIRONMENTAL LEVEL RF FIELDS

Bioeffects Seen

John R. Frazier, Thomas R. Ohlhaber, Paul S. Ruggera · 1978

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Finding

The results of the present experiment indicate that x-ray exposure and/or exposure rate meters of the ionization chamber type, though superior for precise radiation measurement, are susceptible to environmental level RF fields.

In their words

“The results of the present experiment indicate that x-ray exposure and/or exposure rate meters of the ionization chamber type, though superior for precise radiation measurement, are susceptible to environmental level RF fields.”

Exposure Details

Power Density
0.07 W/cm² to 13.0 W/cm²
Electric Field
1 V/m

Exposure Context

This study used 0.07 W/cm² to 13.0 W/cm² for radio frequency:

This study used 1 V/m for electric fields:

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: 0.07 W/cm² to 13.0 W/cm²Extreme Concern - 1,000 µW/m²FCC Limit - 10M µW/m²Effects observed in the Extreme Concern range (Building Biology)This level is 13,000 times the FCC limit
A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 10 MHz to 200 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 10 MHz to 200 MHzPower lines50/60 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale
Cite This Study
John R. Frazier, Thomas R. Ohlhaber, Paul S. Ruggera (1978). PERFORMANCE OF X-RAY MEASUREMENT INSTRUMENTS WHEN SUBJECTED TO ENVIRONMENTAL LEVEL RF FIELDS.
Show BibTeX
@article{performance_of_x_ray_measurement_instruments_when_subjected_to_environmental_lev_g6158,
  author = {John R. Frazier and Thomas R. Ohlhaber and Paul S. Ruggera},
  title = {PERFORMANCE OF X-RAY MEASUREMENT INSTRUMENTS WHEN SUBJECTED TO ENVIRONMENTAL LEVEL RF FIELDS},
  year = {1978},
  
  
}
No DOI on file for this study.