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  2. When your devices need repairs, here’s where to start - AOL

    www.aol.com/lifestyle/devices-repairs-where...

    Apple says a screen repair can sometimes be done the day you bring it in, while other tasks might take a week or longer. ... starting the day you purchased the phone or laptop. The company will ...

  3. Miracast - Wikipedia

    en.wikipedia.org/wiki/Miracast

    Miracast is a wireless communications standard created by the Wi-Fi Alliance which is designed to transmit video and sound from devices (such as laptops or smartphones) to display receivers (such as TVs, monitors, or projectors). It uses Wi-Fi Direct to create an ad hoc encrypted wireless connection [1] and can roughly be described as "HDMI ...

  4. Van Eck phreaking - Wikipedia

    en.wikipedia.org/wiki/Van_Eck_phreaking

    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]

  5. Wi-Fi over Coax - Wikipedia

    en.wikipedia.org/wiki/Wi-Fi_over_Coax

    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.

  6. Internet access - Wikipedia

    en.wikipedia.org/wiki/Internet_access

    Wi-Fi networks are built using one or more wireless antenna called access points. Many "modems" ( cable modems , DSL gateways or Optical Network Terminals (ONTs)) provide the additional functionality to host a LAN so most Internet access today is through a LAN such as that created by a WiFi router connected to a modem or a combo modem router ...

  7. Radio receiver - Wikipedia

    en.wikipedia.org/wiki/Radio_receiver

    A "PC radio" may not have a front-panel at all, and may be designed exclusively for computer control, which reduces cost. Some PC radios have the great advantage of being field upgradable by the owner. New versions of the DSP firmware can be downloaded from the manufacturer's web site and uploaded into the flash memory of the radio. The ...

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. 2.4 GHz radio use - Wikipedia

    en.wikipedia.org/wiki/2.4_GHz_radio_use

    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.