the work principle of the cell phone jammer
The cell phone jammer will not influence other electronic equipments when shielding signals from the base station. The above analysis indicates: if no network or access of the cell phone is needed in a specific area within the covering zone of the mobile network signal, start with damaging BCH in the area. If the signal whose frequency is as same as BCH downlink frequency in the cell is sent artificially and field strength of the signal is bigger than that of BCH, the cell phone in this area can not receive BCH signal so that it has no access to the network. The cell phone is manufactured based on this principle.
SP must be provided as a general customer service center (hereinafter referred to as Customer), Customer must have a fixed telephone, mobile phone, contacts, and email and so on, users are not satisfied or have questions can contact customer service, customer service calls must guarantee the access pass rate, the user can not get through if the total customer service calls, you can complaint to the mobile operators. Telecom operators across the country have stepped up supervision of SP, if the SP complaint will be severely punished. Users to customize the message how can charges be abolished? Customized messages to play to lift the way customer service in general is not useful, so users can go to find a solution to mobile operators, in addition to the special service to send specific commands generally can quickly unsubscribe messages, compared to mobile / cell phone jammer find a solution to convenient number. The power of mobile phone jammer for the other is 30W each.
In general mobile phone to send the following command to edit a special service, SP must be the appropriate treatment, if not dealt with, will be considered “illegal” will be severely punished. 00000 free uniform unsubscribe instructions. When sending to a special service number 00000 when, SP must be given back all of your custom business. 0000 free when sent to a special service on 0000, when, SP must return all of your custom service, the user must also inform, reply 0 to cancel all services, replies the other number to cancel the corresponding service. Free cell phone number when sending your phone number to a special service when, SP must return business recommendation. This kind of Cellular Phone Jammer is used for places which have the high demands and far distance.
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