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  2. Mobile phone jammer - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_jammer

    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 ...

  3. Mobile phones in prison - Wikipedia

    en.wikipedia.org/wiki/Mobile_phones_in_prison

    The practice of jamming cell phone signals is illegal in the United States. Exceptions to this law have been considered for prisons, though there is concern that a cell phone could be a guard's lifeline in a crisis, and other rescuers may need to use them for communication. [6] [13] [14]

  4. Carr wants to know why FCC won't allow prison cell phone jamming

    www.aol.com/news/carr-wants-know-why-fcc...

    (The Center Square) – Georgia Attorney General Chris Carr wants to know why the Federal Communications Commission will not let law enforcement jam prison and jail cell phones. Cellphones are not ...

  5. Unlocking Consumer Choice and Wireless Competition Act

    en.wikipedia.org/wiki/Unlocking_Consumer_Choice...

    S. 517 would impose a private-sector mandate by eliminating an existing right of action for wireless carriers (and others), who are currently able to pursue legal action against those who, without permission, circumvent the access controls on certain wireless telephone handsets. The cost of the mandate would be the forgone net value of ...

  6. California's free prison calls are repairing estranged ... - AOL

    www.aol.com/news/californias-free-prison-phone...

    David Munoz makes a call from his cell at Folsom State Prison in California, the second state to mandate free phone calls for people serving time in state prisons. It costs extra to make calls ...

  7. Thieves are using Wi-Fi jammers to break into people ... - AOL

    www.aol.com/news/thieves-using-wi-fi-jammers...

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  8. Radio jamming - Wikipedia

    en.wikipedia.org/wiki/Radio_jamming

    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. [3] The concept can be used in wireless data networks to disrupt information flow. [4]

  9. Prison phone jamming demo canceled, inmates promptly order ...

    www.aol.com/news/2009-01-13-prison-phone-jamming...

    There's been a little bit of drama brewing out in DC lately, and for good reason: prisoners' ability to order pizza, drugs, and hits from the comfort of their cells is at risk. After ordering an ...