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Radio Free Amerika The ins and outs of the radio frequency spectrum, including scanners, trackers, building your own transmitters, mixers, and antennas, station formats, frequencies, favorite pirate radio stations, the FCC, radio stories, working at radio stations, and more.

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 #1 
Old 2007-08-20, 14:44
Regular
 
Staten Island New York (Ugh)
Default Werent these ruled illegal early this decade? (cell phone blockers)

I could have sworn these (http://dealextreme.com/details.dx/sku.4355~r.96035782) were outlawed because they cause harmful interference. Mind clarifying why this company hasnt been pwnt yet?

I mean, christ, just producing or advertising them could land you a year in jail here in the good ol US of A.* (http://wireless.fcc.gov/services/index.htm?job=operations_2&id=cellular)

* http://wireless.fcc.gov/services/index.htm?job=operations_2&id=cellular
 #2 
Old 2007-08-21, 03:31
Banana Blunt Banana Blunt is offline
Regular
 
Default Re: Werent these ruled illegal early this decade? (cell phone blockers)

I think my local police station has something like this cuz i get no signal within a block of the station. So maybe they attempt to limit them to government sale?
 #3 
Old 2007-08-21, 03:39
Moderator
 
Kelso, Washington, USA
Default Re: Werent these ruled illegal early this decade? (cell phone blockers)

My High School was EMP shielded, nothing wireless worked in the main building.
 #4 
Old 2007-08-22, 20:26
Regular
 
San Francisco
Default Re: Werent these ruled illegal early this decade? (cell phone blockers)

Quote:
Originally Posted by kelsokid18
My High School was EMP shielded, nothing wireless worked in the main building.


Er... Why? Did they just decide to put lead in the walls?
 #5 
Old 2007-08-22, 20:35
Super Moderator
 
In a nuclear crater
Default Re: Werent these ruled illegal early this decade? (cell phone blockers)

Er... Why? Did they just decide to put lead in the walls?

That would be a very inefficient EMP shield -- it would need to be VERY thick. It would be great for trapping stray neutrons from uranium being detonated in the area, though...

EMP shielding would be more like a Faraday cage.
 #6 
Old 2007-08-22, 22:14
Regular
 
http://tinyurl.com/28ozhm
Default Re: Werent these ruled illegal early this decade? (cell phone blockers)

Important Note: Usage and purchase of this item may not be allowed in certain countries. It is your responsibility to check for your local regulations. DX is not responsible for customs confiscations. if you are not sure whether you country allows importing this product, do not use EMS express shipping to avoid problems.

Read the bottom lines in the overview.
 #7 
Old 2007-09-20, 02:10
Regular
 
Below Ground Alberta
Default Re: Werent these ruled illegal early this decade? (cell phone blockers)

Apparently still legal in Canada, for now. Does anyone have any experience or recommendations as I would like to get one before they are gone.
 #8 
Old 2007-09-20, 02:14
Regular
 
Ohio
Default Re: Werent these ruled illegal early this decade? (cell phone blockers)

That won't work in the US, since it doesn't affect the band used here. There is an instructable on adjusting them so they do, though.

Found it:
http://www.instructables.com/id/Modifying-a-Cheap-Portable-Cellphone-Jammer/
 
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