4.12 Electromagnetic Radiation, EMR
EMR is a concern for mobile users all over the world. From time to time there are heated debates in the media, but indoor radio planners need to stand above these often emotional discussions and try to be neutral and objective. Above all, you need to accept and respect that this is in fact a concern for the users, however unlikely you yourself believe the danger to. You need to comply with any given EMR standards and guidelines that apply in the region you work in and make sure that the indoor DAS systems you design and implement fulfill the approved regulations in the country where the systems are implemented. Often you will have to accept that a neutral party conducts post-implementation on-site measurements in the building, and certifies that the design is within the applicable EMR specification.
Different regions around the world use different standards and regulations, and these regulations change over time. Find out exactly what standard applies within your country.
4.12.1 ICNIRP EMR Guidelines
Currently many countries use the guideline laid down by the ICNIRP (International Commission on Non-ionizing Radiation Protection), who are recognized by WHO. This guideline specifies the maximum allowed EMR exposure for the general public 24 h/7 days/52 weeks of the year (higher levels are allowed for professional users).
A measurement specification (EN50382) specifies how these measurements should be conducted and that a mobile transmitter must ...