The cheap gps jammer with external antennas is a kind of jammer that is designed with different types of external antennas, which could provide different uses in different situations. The GPS Jammers with external antennas can be designed into high power and omnidirectional type. There are also some other accessories that are made for the GPS Jammers.
The GPS Jammer with high power with external antenna would be recommended in the situation of open field.
In the open field, which is the best place to use this GPS jammer? In fact, the external antenna would be better for high power with long range and high gain. It's omnidirectional, so all directions can be protected by it. In addition, because of its own gain effect, it will not degrade other radio signals as much as an internal antenna does.
The GPS Jammer with high power with omni-directional antenna would be recommended in the situation like indoor, since omni-directional antenna could provide 360° shielding.
If you want to jam GPS signal indoors, the GPS Jammer with high power with omni-directional antenna would be recommended in the situation like indoor, since omni-directional antenna could provide 360° shielding. The following is a brief introduction of this kind of antennas:
Omni-directional antennas are designed to work well in most situations. They have good gain and can work in open field, car or other places.
Omni directional antennas can provide 360° shielding coverage for gps tracker jammer via directivity (not omnidirectionally).
The GPS Jammer with car charger and cigarette lighter plug would be recommended in the situation of car & truck using.
Car charger is easy to install, it can directly match your vehicle's 12-24v power supply. Cigarette lighter plug is easy to use, you only need to plug it into your cigarette lighter socket. The jammer can be used in the open field or indoors as well as inside vehicles like cars and trucks (or even boats).
External antenna with high gain level. Different type of antennas and accessories would fit for different usage scenario. The external antenna would be more suitable for open field while omni-directional antenna would be more suitable for indoor use. In case that you are going to use your jammer in car or truck then you can choose car charger and cigarette lighter plug as your power supplies because these types have an integrated cable design which is convenient for carrying around easily when traveling outside city area.
According to your requirement and usage scenario, you would know what type of GPS Jammer & GPS Blocker would be recommended. If you have any questions or requirements, please do not hesitate to contact us at anytime!