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  2. Emergency Alert System - Wikipedia

    en.wikipedia.org/wiki/Emergency_Alert_System

    Emergency Broadcast System, Local Access Alert. The Emergency Alert System ( EAS) is a national warning system in the United States designed to allow authorized officials to broadcast emergency alerts and warning messages to the public via cable, satellite and broadcast television and both AM, FM and satellite radio.

  3. Emergency Broadcast System - Wikipedia

    en.wikipedia.org/wiki/Emergency_Broadcast_System

    Emergency Alert System. The Emergency Broadcast System ( EBS ), sometimes called the Emergency Action Notification System ( EANS ), was an emergency warning system used in the United States. It was the most commonly used, along with the Emergency Override system. It replaced the previous CONELRAD system and was used from 1963 to 1997, at which ...

  4. National Emergency Message - Wikipedia

    en.wikipedia.org/wiki/National_Emergency_Message

    An emergency action notification test on an Android smartphone; October 3, 2018. A National Emergency Message ( SAME code: EAN), formerly known until 2022 as an Emergency Action Notification, is the national activation of the Emergency Alert System (EAS) used to alert the residents of the United States of a national or global emergency such as ...

  5. Album-equivalent unit - Wikipedia

    en.wikipedia.org/wiki/Album-equivalent_unit

    The album-equivalent unit, or album equivalent, [1] is a measurement unit in music industry to define the consumption of music that equals the purchase of one album copy. [2] [3] This consumption includes streaming and song downloads in addition to traditional album sales. The album-equivalent unit was introduced in the mid- 2010s as an answer ...

  6. Severe thunderstorm warning - Wikipedia

    en.wikipedia.org/wiki/Severe_thunderstorm_warning

    A severe thunderstorm warning indicates the warned area is in impending danger from hail or wind speeds meeting warning criteria as well as from lightning and hydrological impacts associated with the storm cell. Severe thunderstorms can and occasionally do produce tornadoes without warning. [2] While not all severe thunderstorms produce ...

  7. Tuvalu - Wikipedia

    en.wikipedia.org/wiki/Tuvalu

    Tuvalu ( / tuːˈvɑːluː / ⓘ too-VAH-loo ), [7] formerly known as the Ellice Islands, is an island country in the Polynesian subregion of Oceania in the Pacific Ocean, about midway between Hawaii and Australia.

  8. True airspeed - Wikipedia

    en.wikipedia.org/wiki/True_airspeed

    The true airspeed ( TAS; also KTAS, for knots true airspeed) of an aircraft is the speed of the aircraft relative to the air mass through which it is flying. The true airspeed is important information for accurate navigation of an aircraft. Traditionally it is measured using an analogue TAS indicator, but as the Global Positioning System has ...

  9. Advanced Encryption Standard - Wikipedia

    en.wikipedia.org/wiki/Advanced_Encryption_Standard

    The Advanced Encryption Standard ( AES ), also known by its original name Rijndael ( Dutch pronunciation: [ˈrɛindaːl] ), [5] is a specification for the encryption of electronic data established by the U.S. National Institute of Standards and Technology (NIST) in 2001. [6]