On the purpose of telecommunication safety, lots of people begin to have a jammer with them. And widely know that is on the use of advanced modern digital communication technology and electronic technology.

There is no doubt that though in the same position, different indoor, different time may have great difference of mobile phone signal. Owing to the practical experience by scientists, the change of the value 10dbm can reach the highest power, while with the minimum power are 10 times.

With the radio signal transmission, the distances will 6dbm power decrease in intensity every doubled. You know, 10dbm changes and increase must power equipment may increase redundant, double; otherwise it will cause the intermittent during operation. In the non-stop operation circumstance, this kind of circumstance is not allowed on the high requirements, special occasions, such as protracted design according to the highest demand commonly when the signal and power redundancy design, high reliability, confidential for ensuring stable, shielding the effective demand is strictly jamming.

Article Source:http://www.chinajiaho.com/Wholesale-security-equipment-signal-jammer_c1053

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