A father living in France mistakenly used a signal jammer, blocking Wi-Fi throughout the town. The French Agence Nationale des Fréquences, the organization responsible for managing radio frequencies in the country, received a strange complaint (translated) from a mobile phone operator. The carrier had detected odd signal drops that were impacting the telephone and internet [...]
A WIFI jammer is a device that interferes with 2.4G signals or 5.8G signals. It blocks the use of WIFI by sending a frequency band similar to the frequency band. Why do we need a WIFI jammer? We live in a scary time if you are someone who values privacy. You no longer know who [...]
There are many types of signal jammers on the market, but sometimes they don’t cover the signal segment we want to shield. At this time, custom jammers have become a need. How are signals classified? Two main types of signals encountered in practice are analog and digital. The figure shows a digital signal that results from [...]
If your student is using his phone to watch a movie during class, stop paying attention to the class. How would you face such a problem? A high school principal in British Columbia tried a novel, but in the end illegal, mechanism for cutting down on cellphone use that was proving to be disruptive in [...]
People began to use cell phone signal jammers, and how to reduce the risks brought by jammers has also become a research direction. Let me explain how to crack the interference of cell phone jammers. According to the type of mobile phone jammer device, choose to crack. Due to the rapid development of the wireless [...]
Background Microphones are small but powerful gadgets that can be used to record your conversation within a certain range. In order to prevent scammers from snooping on your most confidential and most private conversations, you can use a microphone jammer. What are Audio jammers? Audio jammer is one of the tools to interfere with microphone [...]
A GPS jammer is a small, self-contained signal blocking device used to block GPS tracking by sending a radio signal at the same or farther range as the GPS device. The relatively low power and quick start-up time allow the jammers to be used only when required. Although illegal, various types of cheap GPS jammers [...]
How to describe the current quality or strength of mobile phone signals is a relatively abstract problem, and many people cannot accurately describe this concept. On your iPhone or Android—along with any other cellphone or cellular-connected device in between—the signal bars are mostly there to provide a visual representation of cell signal strength. The truth [...]
Canadian Service Providers Carrier’s Name 3G Frequencies / Wavelengths 4G Frequencies / Wavelengths Bell Mobility 3G : 850 MHz Cellular, Band 5 (CDMA). 1900 MHz PCS, Band 2 (CDMA). 4G : 700 MHz A/B/C/C2/E, Band 12/17/13/29 (LTE / LTE Advanced). 850 MHz Cellular, Band 5 (LTE). 1900 MHz PCS, Band 2 (LTE / LTE Advanced). [...]
United States Service Providers Carrier’s Name 3G Frequencies / Wavelengths 4G, LTE, 5G frequencies / Wavelengths Appalachian Wireless 3G : 800 MHz, Band 0 (CDMA). 4G : 700 MHz Block C, Band 13 (LTE). AT & T 3G : 850 MHz Cellular, Band 5 (GSM/ GPRS/ EDGE). 1900 MHz PCS , Band 2 (GSM/ GPRS/ EDGE). [...]
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