E F Johnson Company 2425372 Benutzerhandbuch

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December 2006
5300 ES Series Mobile Radio Operating Manual  xi
Section 0
Safety Information
RF Energy Exposure Awareness and Control Information, and 
Operational Instructions for FCC Occupational Use Requirements 
Before using your mobile two-way radio, read this important RF energy awareness and 
control information and operational instructions to ensure compliance with the FCC’s RF 
exposure guidelines.
Note
This radio is intended for use in occupational/controlled conditions, where users have full 
knowledge of their exposure and can exercise control over their exposure to meet FCC 
limits. This radio device is NOT authorized for general population, consumer, or any 
other use. 
This two-way radio uses electromagnetic energy in the radio frequency (RF) spectrum to 
provide communications between two or more users over a distance. It uses radio 
frequency (RF) energy or radio waves to send and receive calls. RF energy is one form of 
electromagnetic energy. Other forms include, but are not limited to, electric power, 
sunlight and x-rays. RF energy, however, should not be confused with these other forms of 
electromagnetic energy, which when used improperly can cause biological damage. Very 
high levels of x-rays, for example, can damage tissues and genetic material. 
Experts in science, engineering, medicine, health and industry work with organizations to 
develop standards for exposure to RF energy. These standards provide recommended 
levels of RF exposure for both workers and the general public. These recommended RF 
exposure levels include substantial margins of protection. All two-way radios marketed in 
North America are designed, manufactured and tested to ensure they meet government 
established RF exposure levels. In addition, manufacturers also recommend specific 
operating instructions to users of two-way radios. These instructions are important 
because they inform users about RF energy exposure and provide simple procedures on 
how to control it
.
 Please refer to the following web sites for more information on what RF 
energy exposure is and how to control your exposure to assure compliance with 
established RF exposure limits.
• http://www.fcc.gov/oet/rfsafety/rf-faqs.html
• http://www.osha.gov/SLTC/radiofrequencyradiation/index.html 
Federal Communications Commission Regulations
The FCC rules require manufacturers to comply with the FCC RF energy exposure limits 
for mobile two-way radios before they can be marketed in the U.S. When two-way radios 
are used as a consequence of employment, the FCC requires users to be fully aware of and 
able to control their exposure to meet occupational requirements. Exposure awareness can 
be facilitated by the use of a label directing users to specific user awareness information. 
Your EFJohnson two-way radio has a RF exposure product label. Also, your EFJohnson 
user manual, or product manual, or separate safety booklet includes information and