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- Illegal in the United StatesFederal Communications Commission: Blocking & Jamming
- Illegal in many other countries as well
- Originally designed for military or police useHowStuffWorks: How Cell-phone Jammers Work
- Broadcasts amplified noise on specific radio frequencies
- Blocks transmissions between cellular networks and cell phones in the area
- Simple jammers will work up to about a 30-foot radiusHowStuffWorks: How Cell-phone Jammers Work
- High-powered jammers can block signals for up to a 1-mile radiusHowStuffWorks: How Cell-phone Jammers Work
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Cellphone Jammers are portable electronic devices that transmit radio waves in order to block cellular phone signals within a limited area.
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Disclaimer
- This page includes links to purchase cellphone jammers. Be advised that under the Federal Communications Act of 1934, it is illegal to operate, manufacture, import and advertise cellphone jammers in the United States.Federal Communications Commission: Blocking & Jamming Similar laws apply in many countries, including Australia, Canada, and throughout Europe. Consult local laws before making any purchases.
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Limited Legality
Although they are typically reserved for military or law enforcement use,BNET: In a jam: faced with terrorist threats, law enforcement could force a shutdown of cell phone service (April 26, 2004) come countries have made cellphone jammers legal to use in public areas like theaters, churches or other public areas.CBS News: Cell Phone Jammers Keep Peace, Churches, Legislatures, Other Public Places Squelch Cellular Calls (October 14, 2004) -
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Cellphone Jammers Questions
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Why mobile phone jammers are illegal in most countries? 1 AnswerWhy is it illegal? The government has the sovereignty to make it illegal, and has chosen to do so. I'm sure it is because some company has purchased the righ... read more -
When all the cellphones will be selled unlocked by default? 1 AnswerTo tell you the truth, every cellphone in my country (Malaysia) is unlocked by default during the selling time. But you have to pay a good sum of money to get ... read more -
How is it legal for sites like cellphone-jammers.com to sell these type of devices? 1 AnswerSince laws against cellphone jammers have only been enacted in certain countries (including the U.S., Europe, Canada and Australia), all companies need to do is... read more -
Synching inactive verizon cellphone with Outlook? 2 AnswersWhat type of phone is it? If you're using a Blackberry, Palm, or Windows Mobile device, you should be able to transfer the contacts using the software that came... read more
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