|Re: Where to Buy a Cellular Phone Jammer?|
Mon, 27 Jun 2005 11:08:42 -0400
> Jamming wouldn't be very effective. They would have to block the|
> entire 800, 900, 1800 and 1900 MHz bands to get all cellulars, with
> enough power that they would splatter them within at least 1/2 mile
> around the facility (if not more) - and that would miss things like
> Nextel iDEN service, commercial radio, amateur radio, and other
> services. And if they have the capability to do spread spectrum that
> would make it even harder to stop.
That is the real problem. Radio signals don't stop at property lines.
Now what might work is a device to detect that cell phones are in use
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