Professional Technology Blog At Perfectjammer

The mobile phone signal jammer is to better effectively avoid and affect the relevant data signals on the mobile phone, mainly using the campus test room, prison, detention center, etc., in order to ensure the fairness and reasonableness of the test, the junior high school, high school, this year’s college entrance examination or the usual […]

Everyone has heard or understood that cell phone jammers have been around for a long time. The original purpose of cell phone jammer was mainly for police and national defense applications. In the military, interceptors are used to block communications from adversaries. Police can use cell phone jammers to avoid communication with criminal suspects and avoid terrorist […]

A simple example. At this stage, most colleges and universities have installed cell phone jammer. On the one hand, it is to better prevent students from looking at their mobile phones. When cheating with other electronic devices, it is very important for students to cultivate the habit of honesty and trustworthiness, which is very important to […]

In addition, there are many or even a large number of mobile cell phone jammer that I use. Many people feel weird, why do I use a cell phone jammer? Why do people have to get these devices that are actually very expensive? But it is not difficult to understand that everyone has the right to protect […]

If someone is listening to a cell phone jammer, you will have a negative first impression. Why on earth would anyone want to cut off a cell phone user’s communications? In fact, there are many reasons to consider using a cell phone jammer— and in different settings. In schools and universities, cell phone screens are especially […]

If you’re a teacher or student tired of other students chattering on their phones during class, a cell phone blocker in the classroom might be just what you need. With these devices, you can stop talking instantly, prevent students from cheating on exams, and avoid class interruptions due to cell phones ringing or buzzing. To […]

Now, mobile phone jammer devices are being transformed into civilian products rather than electronic warfare devices, because as the number of mobile phone users increases, there is a need to disable phones in specific locations where the phone’s ringing is damaged. These include places of worship, university lecture rooms, libraries, concert halls, meeting rooms and […]

In short, they randomly emit static or noise over a wide range of frequencies such a device cannot connect to the connection it should. It’s like sitting next to the engine of a sports car, opening the hood, and talking to someone on the phone. The localized noise becomes too strong for the device to […]

The rapid development of mobile wireless networks has greatly prompted people’s quality of life and work, but mobile phones will also bring some side effects to people and become increasingly apparent. The reasons for the insecurity of mobile phones are mainly reflected in: public security, organs, factories, institutions, school examination rooms, and other important secret-related […]

At present, all mobile phones on the market are digital wireless signals, and the anti-interference ability of digital wireless signals is very strong. If the analog signal scheme is used to interfere with digital wireless signals, the actual effect is very poor. Therefore, digital signals must be used to interfere with digital wireless signals. Compared […]