Cell phone jammers or signal blockers have been illegal for some time now, and while their acceptance is an issue of debate, the FCC’s position on them is not.

Jammers typically disrupt the communication between handsets and cellular towers by flooding an area with interference or selectively blocking signals by broadcasting on the same frequencies that ...

The U.S. Federal Communications Commission has issued warnings to 20 online retailers selling illegal mobile phone jammers, GPS jammers, Wi-Fi jammers, and other signal jamming devices.

Some systems also include inertial navigation features. These rely on motion sensors to record a car’s movement even when GPS ...

Jamming machines block cell phone signals, but the technology is banned in state prisons thanks to the Federal Communications Act of 1934 which passed long before cell phones were invented.

Science teacher Dean Liptak affixed a jammer to a cell tower located on campus, enabling him to jam mobile phones to stop students from getting distracted during lessons.

Signal jammers can block Wi-Fi, Bluetooth, GPS, and more — impacting devices like phones, Ring doorbells and wireless alarm systems. Robinson said the one his office discovered had a mile range.

A jammer, which blocks radio frequencies, isn’t just limited to blocking personal cell phone use, but all communication tools that use these frequencies. What does this mean?

In Italy, universities started using the blockers after discovering that cell phone-savvy teenagers were cheating on exams by sending text messages or taking pictures of tests.

Some key prisons still operate on outdated 2G jamming systems, raising serious concerns about the unchecked use of mobile phones by inmates in the era of 5G and smart devices.