Whatever the case, these powerful devices are handled with care so that it does not interfere with public regular usage of cell phones to avoid blocking emergency calls. So the antena will affect the quality of the whole blocking system.The frequent and ubiquitous reach of cell phones at every house hold made various issues to the organizations and dictating authorities. The wide use of the cell phones is now evident in restaurants, movie theaters, concerts, shopping malls and churches, however all these places are complain the deadly breach in the privacy and discomfort . It provides the security level for the radiation to people. We know the radiation of mobile jammer is realized through the antena. Two more places where these cell phone jammers are legally used are banks and jails. These cell phone jammers help the authorities and administrative sections in various ways.
In most countries, possession of a jammer is still allowed but usage in public places without prior permission from government is an offence. The jammers produced by formal enterprises will be inspected by the related department. These jammers are used for law enforcement in various private and public sub domains and also it adds the assistance to defence services by interrupting communications among the criminals and terrorists. The regulations for electromagnetic radiation protection is approved by National Environmental Protection Agency on March 11, 1988 and carried out on June 1 of the same year. These cell phone usually raised problems when they frequently invade the individual’s privacy, add hassles like academic cheating, or even aid in industrial surveillance by the competitors. Due to this interference, many a times emergency calls made to doctors, hospitals or police where being barred .. About the effects of the electromagnetic radiation, we should consider the intensity, direction and the distance.
Will all the electromagnetic radiation in various strengths affect people’s health? In fact, it’s relative to the opening time of the jammer and the people’s physical makeup. Also, these are made legal for military usage and during military operations. There are express terms about the security level of the electromagnetic radiation in China. Cell phone jamming devices or cell phone jammers is the best alternative against the expensive measures. Due to many security reasons these are particularly used in these areas to block unwanted mobile usage which are one of the main devices during theft operations.