If you obtain a national license, Japan allows the installation of jammers in public places such as theaters and concert halls. As long as there is no emergency call, the French Minister of Industry decided to install a cinema, concert hall and theater.
Schools in China and India use car gps jammer to stop fraudsters. Mexico allows riots in churches and hospitals. The main customer’s bank wants to prevent potential hamburgers from contacting employees and plans to use the Mexican government in prison. Pakistan is allowed to block banks and libraries.
Canada believes that this situation can be avoided under similar circumstances. But the Canadian industry is responsible for overseeing Canada ’s telecommunications activities, and has decided to oppose this initiative, saying the device may violate personal freedom and the impact of security and law enforcement agencies on weakening public safety.
Dozens of countries including Canada, Mexico, Germany, New Zealand, Norway, Turkey and other countries allow police or prisoners to use interference.
Most countries, including the United States, use Jammer to restrict phone calls from bomb attacks on government officials. When President Obama took off on Pennsylvania Avenue after taking office, all mobile phones in the area were blocked. The US military uses jammers to stop street bombs in Iraq, and of course there are other applications of jammers.
Netline officials sold the first jammers in 1998 and said they sold thousands of complaints each year and are expanding their business globally.
They are far from the only manufacturer. These devices are sold worldwide, and dozens of vendors sell them on the Internet. Medic is headquartered in Tokyo and can sell thousands of WaveWall jammers in real time. Commuters are still mobile jammers and can chat with train passengers. In Scotland, Ronny Mark Guyer, the owner of electrical and electronic engineering services, manufactures in Taiwan, imports mobile phone blockers, and sells them in hotels, restaurants, and bars. Local newspapers reported Illegal activity. McGill said it will continue to import Taiwanese equipment, but only to countries that are allowed to export.