Cell-Phone-Jammers.com - Information on Mobile Phone Frequency Jammer

Cell phone jammers are now the rage in theatres, hospitals, prisons, cinemas etc. They come in various permutations, including a new device that looks like a normal cellphone and which can block any calls within a 100m radius. There are many jammers gsm supplier all over the world. Jammers wireless are of course illegal in many countries as they indiscriminately jam all cellphone calls in their transmission-jamming area. Check for their legality before you purchase jammer. One should always buy cell jammers phone for worldwide use after checking and knowing the details about the device. 

 

Give below are some details related to Cell Phone Jammers which will help you make the best use of this device.

 

Installing Cell Phone Jammers

1. To ensure the best performance, please kindly check in advance and furnish us the exact system frequency range when you ordering.

2. The best location for Cell Phone Jammers is on the ceiling , and try to turn to different angles to test.

3. Pull out 3 pcs. of antennas when the Cellular Phone Jammer operating. If the power is turned on without pull-out the antennas , the jammer could take severe damage from the reflection power effect.

4. The reflection time of Cell Phone Blockers is around 10 ~ 20 seconds after it is turned on.

5. The effective distance ( 8 ~ 20 M diameter ) might be affected by the base station or other interruption.

6. User can't modify or adjust the antennas and 3 holes of the Cell Phone Blockers. It can't be increase or decrease the output of the power. The jammer's RF power was modulated at the highest level before the shipment. 

Cell Phone Station and Jammer

Horizontal Beamwidth 360º Vertical Beamwidth 20º
Polarization : Vertical VSWR : ≤1.4 Nominal Impedance : 50Ω

 

Safety of Cell Phone Blocker

1. When being operated, your phone blockers should be a minimum of 1M from personnel except for very short periods of time. 

2. With regards placing the cell phone blocker near sensitive or vital electronic equipment, a competent engineer or technician with knowledge of the equipment should be consulted. 

3. When operating any mobile phone blocker, the user should be aware that emergency communications can also be blocked. It is good practice to display a sign such as " Doctors please note that mobile phone reception is poor in this building " when the cell phone zapper is being used in a public place.

4. Never operate a mobile phone zapper of any description in an aircraft. 

Maintenance of Cell Phone Blockers

Periodically wipe dust from the unit with a soft dry cloth. Do not allow the unit to come into contact with moisture or liquid. Do not open the case as this voids the warranty. 

 

To Purchase a cell phone jammer visit cell-phone-jammers.com.