LG 6070 Manuel d'utilisation

Page 56

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8. What has the FDA done to measure the radio

frequency energy coming from wireless

phones?

The Institute of Electrical and Electronic
Engineers (IEEE) is developing a technical
standard for measuring the radio frequency
energy (RF) exposure from wireless phones and
other wireless handsets with the participation and
leadership of FDA scientists and engineers. The
standard, “Recommended Practice for
Determining the Spatial-Peak Specific Absorption
Rate (SAR) in the Human Body Due to Wireless
Communications Devices: Experimental
Techniques,” sets forth the first consistent test
methodology for measuring the rate at which RF
is deposited in the heads of wireless phone users.
The test method uses a tissue-simulating model
of the human head. Standardized SAR test
methodology is expected to greatly improve the
consistency of measurements made at different
laboratories on the same phone. SAR is the
measurement of the amount of energy absorbed
in tissue, either by the whole body or a small part
of the body. It is measured in watts/kg (or
milliwatts/g) of matter. This measurement is used
to determine whether a wireless phone complies
with safety guidelines.

7. How can I find out how much radio frequency

energy exposure I can get by using my

wireless phone?

All phones sold in the United States must comply

with Federal Communications Commission (FCC)

guidelines that limit radio frequency energy (RF)

exposures. The FCC established these guidelines

in consultation with the FDA and the other federal

health and safety agencies. The FCC limit for RF

exposure from wireless telephones is set

at a Specific Absorption Rate (SAR) of 1.6 watts

per kilogram (1.6 W/kg). The FCC limit is

consistent with the safety standards developed by

the Institute of Electrical and Electronic

Engineering (IEEE) and the National Council on

Radiation Protection and Measurement. The

exposure limit takes into consideration the body’s

ability to remove heat from the tissues that absorb

energy from the wireless phone and is set well

below levels known to have effects. Manufacturers

of wireless phones must report the RF exposure

level for each model of phone to the FCC. The

FCC website (http://www.fcc.gov/oet/ rfsafety)

gives directions for locating the FCC identification

number on your phone so you can find your

phone’s RF exposure level in the online listing.

S

AFETY

G

UIDELINES

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