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  2. Wireless microphone licensing - Wikipedia

    en.wikipedia.org/wiki/Wireless_microphone_licensing

    In the UK, the use of wireless microphone systems requires a Wireless Telegraphy Act license, except for the license-free bands of 173.8–175.0 MHz and 863–865 MHz. These license-free bands are sometimes referred to as "Channel 70" (not to be confused with TV Channel 69, which operated on 854–862 MHz and always required a license from JFMG ...

  3. Wireless microphone - Wikipedia

    en.wikipedia.org/wiki/Wireless_microphone

    In the UK, use of wireless microphone systems requires a Wireless Telegraphy Act license, except for the license free bands of 173.8–175.0 MHz and 863–865 MHz. In 2013 the UK communications regulator, Ofcom , held an auction in which the UHF band from 790 MHz to 862 MHz was sold to be used for mobile broadband services.

  4. White spaces (radio) - Wikipedia

    en.wikipedia.org/wiki/White_spaces_(radio)

    Range is a crucial difference between Wi-Fi and TV white space. On average, TV white space range is 6 miles, but it can be less or more depending on factors such as noise, line of sight and so on. One of the three main TV white space manufactures, Carlson wireless, advertises that their radios can go up to 24.8 miles.

  5. AOL Mail

    mail.aol.com/?icid=aol.com-nav

    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!

  6. IEEE 802.11af - Wikipedia

    en.wikipedia.org/wiki/IEEE_802.11af

    IEEE 802.11af, also referred to as White-Fi and Super Wi-Fi, [1] [2] is a wireless computer networking standard in the 802.11 family, that allows wireless local area network (WLAN) operation in TV white space spectrum in the VHF and UHF bands between 54 and 790 MHz. [3] The standard was approved in February 2014. [4]

  7. IEEE 802.22 - Wikipedia

    en.wikipedia.org/wiki/IEEE_802.22

    IEEE 802.22, is a standard for wireless regional area network (WRAN) using white spaces in the television (TV) frequency spectrum. [1] The development of the IEEE 802.22 WRAN standard is aimed at using cognitive radio (CR) techniques to allow sharing of geographically unused spectrum allocated to the television broadcast service, on a non-interfering basis, to bring broadband access to hard-to ...

  8. Plantronics - Wikipedia

    en.wikipedia.org/wiki/Plantronics

    miniaturized headset wherein a hearing-aid size microphone transducer and a similarly miniaturized transducer are placed in a capsule mounted near the user's ear; speech is conducted to the microphone via an acoustic tube positioned near the user's mouth, while incoming communications emanating from the receiver are conducted to the user's ear ...

  9. Electro-Voice RE20 - Wikipedia

    en.wikipedia.org/wiki/Electro-Voice_RE20

    The large size and weight of the RE20 requires a strong microphone stand or boom arm, and a very sturdy microphone clip or robust hanging yoke. The supplied mic clip (model number 320) is tightened securely with a knurled knob. An optional shock-mount is available for the RE20 family of microphones: the EV model 309A.