A cell or similar device that blocks authorized radio communications

A high school science teacher was suspended for five days without pay for using a jammer in the classroom to block signals from students’ mobile phones. However, he may consider himself lucky because he actually violated federal law. Dean Liptak was tired of his students’ phone activities interrupting their attention, and he didn’t think the […]

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A device that can block GPS signals and other satellite navigation signals

The latest report of the Russian independent media group “The Project” on luxury villas owned by senior government officials shows that most of the devices include GNSS jammers. Reporters tried to use drones to photograph dashes from the air, but they usually failed. In countries/regions, most military and security agencies have equipment that can block […]

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Jammers may not be a good thing for a country

Every day, for nearly 10 minutes near the London Stock Exchange, someone is preventing,The signal of the GPS satellite network. The car navigation system stops working, and the timestamps of transactions conducted at financial institutions may be affected. However, these incidents are not cyber attacks by foreign powers. According to Charles Curry (Chronos Technology’s company) […]

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Disastrous effects caused by GPS signal jammers

A government report warned that the UK must reduce its reliance on GPS technology for its critical infrastructure and emergency services to mitigate the disastrous effects of GPS signal jammers. Cabinet Office Minister Oliver Dowden (Oliver Dowden) said in a letter to the long-awaited Science Bureau document that the Global Navigation Satellite System (GNSS) is […]

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GPS jammers quietly enter people’s lives

On Saturday, more than 40 drones participating in professional light shows fell from the sky after GPS signals used in Hong Kong were blocked. The incident cost approximately HK$1 million (US$127,500) and is currently under criminal investigation. Sky Magic used a series of customized programs for indoor and outdoor light shows, which confirmed the incident, […]

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GPS interference is a headache

As aircraft systems increasingly rely on GPS as the main navigation system, GPS jammers and jamming devices are increasing exponentially. In the past three years, Spirent Communications, the company that tests navigation equipment, has recorded 150,000 different interference and interference events. “Breaking into the Global Navigation Satellite System [GNSS] is as difficult as getting a […]

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