SYMPOSIUM ON BIOLOGICAL EFFECTS AND MEASUREMENT OF RADIO FREQUENCY/MICROWAVES
DeWitt G. Hazzard, Ph.D. · 1977
Government agencies were documenting RF radiation concerns from everyday electronics in 1977, decades before today's wireless explosion.
Plain English Summary
This 1977 symposium documented electromagnetic radiation emissions from common consumer electronics operating below 500 MHz, including CB radios, medical devices, and household appliances. The Bureau of Radiological Health investigated three key sources - RF sealers, electrosurgical units, and CB radios - measuring their near-field radiation levels. The research highlighted widespread public exposure to RF radiation from everyday electronic products decades before modern wireless technology.
Why This Matters
What makes this 1977 symposium remarkable is how it documented the EMF exposure landscape nearly half a century ago, long before smartphones and WiFi became ubiquitous. The science demonstrates that concerns about RF radiation exposure aren't new - federal health agencies were already investigating emissions from CB radios, medical equipment, and household devices in the 1970s. The reality is that our EMF environment has exploded exponentially since then. Where 1977 saw CB radios as a primary concern, today we carry devices emitting similar frequencies directly against our bodies for hours daily. This early government research shows that EMF exposure concerns have deep scientific roots, contradicting industry claims that such worries are recent or unfounded. The evidence shows we've been building an increasingly complex electromagnetic environment for decades, often without adequate safety testing of cumulative effects.
Exposure Information
Specific exposure levels were not quantified in this study.
Show BibTeX
@article{symposium_on_biological_effects_and_measurement_of_radio_frequency_microwaves_g4029,
author = {DeWitt G. Hazzard and Ph.D.},
title = {SYMPOSIUM ON BIOLOGICAL EFFECTS AND MEASUREMENT OF RADIO FREQUENCY/MICROWAVES},
year = {1977},
}