IP: Cellphone Jammers on the Rise

[David Farber <dave@farber.net>]

>Cellphone Jammers on the Rise
>
>Even though it's illegal to use such products in the United States, U.S. 
>companies are building and selling a device to block cellphone calls for 
>other parts of the world. Minn.-based Image Sensing Systems recently sold 
>its gear to King Abdullah of Jordan, who had complained of cellphones 
>ringing in mosques during prayer time. ISS has sold 5,000 blocking units 
>internationally within the last month or so. N.C.-based BlueLinx is 
>developing a product of its own, and two movie-theater chains already have 
>put in orders. Israel's NetLine Communications Technologies is making big 
>money in the United States, despite the ban, with its C-Guard Cellular 
>FireWall mobile-phone jamming equipment. If anyone is caught using it, 
>however, a $11,000 fine will be imposed by the FCC. Reported by ZDNet.News.



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