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Example of a mobile phone jammer, produced by Jammerspro. A mobile phone jammer or blocker is a device which deliberately transmits signals on the same radio frequencies as mobile phones, disrupting the communication between the phone and the cell-phone base station, effectively disabling mobile phones within the range of the jammer, preventing them from receiving signals and from transmitting ...
Radio jamming is the deliberate blocking of or interference with wireless communications. [1] [2] In some cases, jammers work by the transmission of radio signals that disrupt telecommunications by decreasing the signal-to-noise ratio.
The FCC has a history of cracking down severely on radio frequency jammers and their sale online. In 2016, the commission said it fined an online Chinese retailer, CTS Technology, ...
The most important method to counter radar jammers is operator training. Any system can be fooled with a jamming signal but a properly trained operator pays attention to the raw video signal and can detect abnormal patterns on the radar screen. The best indicator of jamming effectiveness to the jammer is countermeasures taken by the operator.
"The use of a phone jammer, GPS blocker, or other signal jamming device designed to intentionally block, jam, or interfere with authorized radio communications is a violation of federal law.
Jammer (rapper) (born 1982), English rapper and producer; Daniel Jammer (born 1966), Jewish German-Israeli businessman and entrepreneur; Max Jammer (1915–2010), Israeli physicist and Rector and Acting President of Bar-Ilan University; Quentin Jammer (born 1979), American retired National Football League player