Mobile phone quad-band signal jammer for worldwide use

How does phone jammer work? The cellphone jammer transmits low power radio signals to cut off communications between cell phones and cell base stations. However there are people who forget to switch off their mobiles in these high profile meetings and a ring from a single phone may prove to be costly . Also there are high profile business meetings where the use of mobiles is totally banned during the duration of the meeting. Some buildings designs block radio signals by accident due to thick concrete walls or a steel skeleton. Mobile phone quad-band signal jammer for worldwide use.

While the law says we cannot use a device to actively stop a cell-phone signal, no rules exist against passive cell-phone blocking. Hence jammers are installed in these locations so that there would be no ringing of any mobiles and the meeting can continue peacefully. Manufacturers are developing technology that will control a cell phone but do not actually jam the signal .It is often used in events where talking on the phone could be detrimental. Some businesses use wallpaper or building materials that have metal fragments inside them to block cell-phone signals from reaching inside or outside the room. While you may have seen plenty of mobile phone jammers before, this one is quite simply one of the best we have ever tested .The mobile phone jammer is a device that is used to block the mobile signals within a certain range from a few hundred meters to a few kilometers. For example, it could be banned in cricket stadiums where spectators could place their bets on phone which is totally illegal in many countries. These devices are often used in hospitals where valuable medical equipment could be affected cell signals.

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.

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.

more here