ANFR will release one of the investigations from time to time. This week, a disturber blocked the operator's 3G service at Guiny (Seine-Saint-Denis). This interference interferes with public health facilities that specialize in mental health. The National Frequency Agency (ANFR) has announced the survey it conducted. After the box malfunctioned, Cell phone blocker encountered a 3G cellular antenna.
On March 30, the operator reported one of the relay antennas to ANFR. This 3G antenna area covers Evrard's public health facility, where operators specialize in mental health. The next day, two ANFR agents were sent to the site. They discovered that they were using a banned cell phone portable jammer. The source comes from a building with 4 apartments and 1 business room.
With the consent of the manager, the investigator entered the premises and did not find any disturbers. Then they turned to the individual. However, investigators could not benefit from the privilege of analyzing private spaces, so they decided to challenge the inhabitants by removing the artificial ban (a fine of € 450). .. After a few minutes of intercom, the obstacle disappeared.