Global Positioning Systems or commonly referred to as GPS has made life a lot easier for a lot of people. Especially for commercial fleet owners. However, there is a devices which can cause hindrance for GPS. This device is called a GPS Jammer. If you are interested in learning a few things about GPS jammers, then make sure you give this beginners guide to GPS jammers a read.
GPS jammers are basically small transmitters of radio frequency which interfere with communication devices such as GPS, cell phones, Wi-Fi signals, etc. People use GPS jammers for various different purposes, however, it should be mentioned here, that the use of GPS jammers is not legal. In fact they are considered illegal in most countries. Although, its use is illegal, people still are able to order a GPS jammer online very easily. You can visit thesignaljammer.com if you want to get your hands on one.
GPS jammers are usually very small in size, however, there are various manufacturers for GPS jammers so you can never be sure about its shape or what it may look like. However, what we can assure you is that a GPS jammer usually works over a small range and it is difficult to spot if it is installed in a car.
Since GPS works on low power microwave signals, a GPS jammers interferes with it. Rather than stopping the signals, a GPS jammer tricks the GPS into thinking that there are no signals by creating noise. This way the GPS system fails to catch the signals and is unable to work.
While there are various reasons for which GPS jammers are used, however, it sometimes may cause more trouble than it may be of use to you.