Have you ever been in an important meeting where people keep their phones on with their irritating ringtones? The good news is that you can use a signal jammer to disable all the cellular signals around you. Signal jammers are gadgets that are developed to disrupt and disable radio signals. Signal jammers are usually used to disrupt cellular phones from receiving or transmitting signals. The devices are able to disable all cellular phone signals within two to forty feet radius. There are signal jammers which are quite strong and can disable all signals within a kilometer radius. The signal jammers operate by producing signal sounds that deform cellular signals from functioning properly. The signal jammers are usually wireless and usable in many places to disable cellular networks. The jammers are very useful in meetings, special business events, hospital settings, schools and other places that require maximum concentration without interruption from phone calls and SMS. You can use the signal jammers in schools auditorium so that the students can concentrate without texting or receiving calls.
There as signal jammers for disabling both the local area network and the WLAN. Some of the LAN and WLAN include the Wi-Fi jammers, Bluetooth jammers, wireless video jammers and several other signal jammers. Some multi-functional signal jammers can block all wireless networks including videos, Bluetooth and Wi-Fi and are used for privacy purpose. Some sophisticated and high-tech jammers can be used to disable satellites. Cellular phone signal jammers are the most commonly used in disrupting the signals for GSM and CDMA phones. Outdoor cellular signal blocking requires larger devices. The GPS jammer is used mostly used by the military to interfere with the GPS tracking systems.
There are some electronic devices which are difficult to disable their signals using signal jammers. Most of the important governments operations will use systems that are immune to signal jamming to ensure that the system will run even when other signals have been jammed.
The benefits of having a signal jammer are significant and you should purchase one for yourself. You can use the signal jammer to control the cellular phone signals at your home, work, school or any other place around you. A cell phone signal jammer will enable you to block all GSM and CDMA signals. Some signal jammers are conveniently small and you can buy them from the online stores. You can find cheap cell phone jammers which will work perfectly for you. By acquiring a signal jammer, you can stop people from disrupting your meetings with their phones by disrupting their calls and SMS.