Cell Phone Jammer - whether it's good or bad idea to have a jamming device?

Cell Phone Jammer - whether it's good or bad idea to have a jamming device?

Cell Phone Jammer is a device that can temporarily stun or disable a mobile phone close to activate any cell phone jammer. This gadget is most commonly used in military and law enforcement agencies to prevent or limit cellular telephone communications in an emergency or in a safe room. Almost everywhere in the widespread use of mobile phones are more and more people are getting angry phone calls to the harassment of people in public places, shopping malls, hospitals, restaurants, etc., which is why cell interference device installed on the mobile phone ringtone sites is strictly prohibited.
Generally, it is a simple device that only one button to activate or deactivate the light to make sure it works and external antenna for signal transmission. If the device is complex and improved version may contain a number of frequency settings control various gadgets. Similarly, portable devices, usually powered by batteries, the same cell phone battery. Large mobile phone jamming device is stronger, which may be electrically powered.
However, in some cases, the phone can be a tendency of interference is detrimental to the public. This can put everyone in danger. In any emergency situation, it is important to quickly call the police, ambulance, fire bridge. But if the interference in operation, requires the phone is completely impossible and lead to dangerous situations, it may be disastrous. It's not just telephone communications, more and more people using PDA and Tablet PC for work or for other purposes. However, lojack jammer ceased trading. For this reason, the U.S. government announced that sales of mobile phones in the United States jammers are illegal. In the UK, sales of these devices are legal, but civilians can not legally be used.
Interference means that a generic type, and within its operating range, which are divided. Some large as the size of the room, while others that are as small as a briefcase or hand-held device. In terms of performance, the greater the disturbance, the larger the area, they can cover. Therefore, it can be overcome interference sized room hundreds of miles apart while holding a briefcase or hand size of only a few meters in a small space can be overwritten. Jammers Prices also vary in size. For every good thing, a bad thing is a mobile phone interference.