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  2. Texas Interconnection - Wikipedia

    en.wikipedia.org/wiki/Texas_Interconnection

    The Electric Reliability Council of Texas (ERCOT) manages the flow of electric power on the Texas Interconnection that supplies power to 26 million Texas customers – representing 90 percent of the state's electric load. [3] ERCOT is the first independent system operator (ISO) in the United States [4] and one of nine ISOs in North America. [5]

  3. National Network - Wikipedia

    en.wikipedia.org/wiki/National_Network

    National Network marker as defined in the MUTCD. The National Network (or National Truck Network) is a network of approved state highways and interstates for commercial truck drivers in the United States. The Surface Transportation Assistance Act of 1982 authorized the establishment of a national network of highways designated for use by large ...

  4. List of defunct television networks in the United States

    en.wikipedia.org/wiki/List_of_defunct_television...

    National Jewish Television Network: Joel Levitch Basic cable channel broadcasting from New York City. [7] Existed in the 1980s until at least some point in the 2000s. Network 1: Network Telephone Services Channel which allowed viewer participation through 800 and 900 phone numbers. PlayCable: Mattel/General Instrument

  5. List of United States over-the-air television networks

    en.wikipedia.org/wiki/List_of_United_States_over...

    American Broadcasting Company (ABC) – The nation's third-largest commercial network, ABC was originally formed from the NBC Blue Network (1927–1945), a radio network which the Federal Communications Commission (FCC) forced NBC (National Broadcasting Company) to sell in 1943 for anti-monopoly reasons, the ABC-TV network began broadcasting in 1948.

  6. List of mobile network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_network...

    Spectrum assets acquired by Verizon Wireless, service to any customers remaining on the network was shut off after February 28, 2015. [50] Cleartalk affiliate of Clear Talk Wireless: CDMA2000: EV-DO, LTE: Unknown: 2016: WGH Communications sold South Carolina licenses to T-Mobile US and exited the business ClearTalk Wireless Flat Wireless ...

  7. List of United States pay television channels - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States_pay...

    The following is a list of pay television networks or channels broadcasting or receivable in the United States, organized by broadcast area and genre.. Some television providers use one or more channel slots for east/west feeds, high definition services, secondary audio programming and access to video on demand.

  8. North American power transmission grid - Wikipedia

    en.wikipedia.org/wiki/North_American_power...

    The Texas Interconnection covers most of the state of Texas. Interconnections can be tied to each other via high-voltage direct current power transmission lines ( DC ties ), or with variable-frequency transformers (VFTs), which permit a controlled flow of energy while also functionally isolating the independent AC frequencies of each side.

  9. List of NBC television affiliates (by U.S. state) - Wikipedia

    en.wikipedia.org/wiki/List_of_NBC_television...

    The National Broadcasting Company is an American broadcast television network owned by the NBCUniversal Filmed and Entertainment division of NBCUniversal, which originated as a radio network in November 1926 and expanded into television in April 1939.