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A tailored access battery is a special laptop battery with Van Eck Phreaking electronics and power-side band encryption cracking electronics built into its casing, in combination with a remote transceiver. This allows for quick installation and removal of a spying device by simply swapping the battery. [10]
Wi-Fi over Coax is a technology for extending and distributing Wi-Fi signals via coaxial cables. As an in-building wireless solution, Wi-Fi over Coax can make use of existing or new cabling with native impedance of 50 Ω shared by a Wi-Fi access point , cabling run, and antenna.
U.FL connectors are commonly used in applications where space is of critical concern, such as in smartphones and laptop Wi-Fi cards. U.FL connectors are commonly used inside laptops and embedded systems to connect the Wi-Fi antenna to a Mini PCI, Mini PCIe or M.2 Wi-Fi card. Another common use is connecting GPS antennas.
These suggestions are designed to help with broadband connections only. If you don't have broadband, you'll need to try other steps to fix problems with a dial-up internet connection.
Wi-Fi (/ ˈ w aɪ f aɪ /) [1] [a] is a family of wireless network protocols based on the IEEE 802.11 family of standards, which are commonly used for local area networking of devices and Internet access, allowing nearby digital devices to exchange data by radio waves.
Ethernet is the name of the IEEE 802.3 standard for physical LAN communication [40] and Wi-Fi is a trade name for a wireless local area network (WLAN) that uses one of the IEEE 802.11 standards. [41] Ethernet cables are interconnected via switches & routers. Wi-Fi networks are built using one or more wireless antenna called access points.
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Bluetooth devices intended for use in short-range personal area networks operate from 2.4 to 2.4835 GHz. To reduce interference with other protocols that use the 2.45 GHz band, the Bluetooth protocol divides the band into 80 channels (numbered from 0 to 79, each 1 MHz wide) and changes channels up to 1600 times per second.