RF Exposure from various sources

Bron: Table 1 in Carpenter DO. Human disease resulting from exposure to electromagnetic fields1). Rev Environ Health. 2013 28(4):159-72.

Cell phone (Maximum power at ear) 5000 μW/cm2
Cell phone (1% duty per day at ear) 50 μW/cm2
Cell phone (1% duty per day whole body) 0.75 μW/cm2
Cell tower (Maximal exposure 60 m from school) 0.83 μW/cm2
Typical smart meter (peak power at 20 cm) 227 μW/cm2
Typical smart meter (peak power at 3.1 feet) 10 μW/cm2
Typical smart meter (peak power at 5.7 feet) 3 μW/cm2
Typical smart meter (5% duty cycle at 20 cm 11 μW/cm2
Typical smart meter (5% duty cycle at 3 feet) 0.545 μW/cm2
Zigbee radio (peak power at 20 cm) 31 μW/cm2
Zigbee radio (50% duty cycle at 3 feet) 0.74 μW/cm2
WiFi Router (100 mW maximal power at 3 feet) 1 μW/cm2

Source: Karl Maret, personal communication, “duty cycle” is the percent of the day a person is exposed, 1 foot is equal to 30.4 cm.

1.usa.gov/LP3Bi2 .



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