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Wireless LAN (WLAN) channels are frequently accessed using IEEE 802.11 protocols. The 802.11 standard provides several radio frequency bands for use in Wi-Fi communications, each divided into a multitude of channels numbered at 5 MHz spacing (except in the 45/60 GHz band, where they are 0.54/1.08/2.16 GHz apart) between the centre frequency of the channel.
The range originally adopted in 1945 began with channel 201 (88.1 MHz), or a value high enough to avoid confusion with television channel numbers, [2] which over the years have had values ranging from 1 to 83. Having a gap between the highest TV channel number and the lowest FM channel number allowed for expansion, which occurred in 1978 when ...
USA Network (or simply USA) is an American basic cable television channel owned by the NBCUniversal Media Group division of Comcast's NBCUniversal. It was originally launched in 1977 as Madison Square Garden Sports Network , one of the first national sports cable television channels.
The station's virtual channel number follows the call letters. For the table for the owned-and-operated outlets, the number in parentheses that follows is the station's actual digital channel number; the digital channel number is listed as a separate column in the list of private affiliates. The article also includes a list of its former ...
Channel number may refer to: A television channel number Virtual channel numbers, as used on digital television systems; Wireless LAN channel numbers, see list of WLAN channels; Absolute radio-frequency channel number for GSM cellular networks
The Pan-American television frequencies are different for terrestrial and cable television systems. Terrestrial television channels are divided into two bands: the VHF band which comprises channels 2 through 13 and occupies frequencies between 54 and 216 MHz, and the UHF band, which comprises channels 14 through 36 and occupies frequencies between 470 and 608 MHz.
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The following is a list of affiliates of Create, a PBS sub-channel network of non-commercial educational television stations in the United States. The list is arranged alphabetically by state and based on the station's city of license and followed in parentheses by the designated market area and when different from the city of license.