Technology Glossary : E

  • E
  • E and M Signaling
    Ear (receive) and Mouth (transmit), a signal outside of the voice frequency range that can be used to activate a...
  • E D
  • E mail
    Electronic messages, typically addressed as person to person correspondence, that are transmitted between computers and across networks.
  • E mail address
    an identifying address for a user's mailbox; characters identifying the user are followed by the @ symbol and the address...
  • E O
  • EADI
    Electronic Attitude Director Indicator
  • EAN network
    the interconnection of the Federal Government with national networks and program suppliers used to disseminate the EAN messages.
  • Earth Station
    A ground-placed antenna used to transmit or receive signals to or from satellites, typically located in geostationary orbit.
  • Earth Station
    Equipment on earth that can transmit or receive satellite communications. In general usage, this term refers to receive-only stations.
  • EAS
    Equivalent Airspeed
  • EAS Emergency Alert System
    replaces the EBS. It really upgrades the existing EBS by including new and future digital techniques to achieve faster distribution...
  • EAS Local Area
    An FCC Local Area consists of at least one county and may consist of several counties or parts of counties....
  • EBS Emergency Broadcast System
    developed (the Civ-Alert Broadcast System) by the State of Hawaii Civil Defense Division and the Hawaii Association of Broadcasters in...
  • ECAM
    Electronic Centralized Aircraft Monitor
  • ECON
    Economy (minimum cost speed schedule)
  • ECS
    Environmental Control System
  • EDF
  • EDIS Emergency Digital Information Service
    California has enhanced its emergency information dissemination capability with digital communications techniques. It is called EDIS -- the Emergency Digital...
  • Edited
    Any package on AETN will be edited unless otherwise noted. All packages will be broadcast quality in content and...
  • EEC
    Electronic Engine Control
  • EFC
    Expected Further Clearance
  • EFIS
    Electronic Flight Instrument System
  • EGT
    Exhaust Gas Temperature
  • EHSI
    Electronic Horizontal Situation Indicator
  • EIA
    Electronic Industries Association.
  • EIA TIA 568
    This is the color-code connection standard for an RJ-45 (8 conductor) connector. There are two wiring standards: 568A and 568B....
    Engine Indicating Crew Alerting System
  • EIU
    Electronic Interface Unit
  • Electricity
    The energy produced by the flow of "free" or valance electrons moving from one atom to another in a...
  • electromagnetic radiation
    Energy emitted as a result of changes in atomic and molecular energy states and propagated through space at the speed...
  • electromagnetic spectrum
    (1) A system that classifies, according to wavelength, all energy that moves, harmonically, at the constant velocity of light. (2)...
  • Electronic and information technology
    World-Wide-Web sites, multimedia, and office equipment such as copiers and fax machines. The term does not include any equipment that...
  • Electronic Bidding
    A process by which bidders in an auction use computers to place their bids. (See Spectrum Auction)
  • Electronic Book
    Computer program (often called an electronic book) that uses text, graphics, animation and audio to guide the user through an...
  • Electronic Bulletin Board
    A system located on a computer network which allows users to post or receive in-formation; it facilitates file sharing.
  • Electronic Bulletin Boards
    Information services that can be reached via computers connected by modem and/or Internet. With these services users can gather information,...
  • Electronic data interchange EDI
    a format that prescribes how specific elements of data should be combined and formatted for computer-to-computer exchange.
  • Electronic Funds Transfer EFT
    An electronic system that transfers money and records financial transactions, replacing the use of paper.
  • Electronic Mail
    More often called E-Mail. E-mail is a fast, easy, and inexpensive way to communicate with individuals or groups on networked...
  • Electronic Mail E Mail
    E-Mail allows the user to send a message via a computer instantly to one or many persons around the world....
  • Electronic mail e mail software
    the computer programs that facilitate computer-to-computer communications among users in any location.
  • elevation
    Vertical distance from the datum, usually mean sea level, to a point or object on the Earth's surface. Not to...
  • ELT
    Emergency Locator Transmitter
  • Emergency Action Notification EAN
    the message for national EAS activation.
  • Emergency Action Termination EAT
    the message for national EAS termination.
  • EMI
    Electromagnetic Interference. The noise generated when stray electromagnetic fields induce currents in electrical conductors.
  • emission
    With respect to electromagnetic radiation, the process by which a body emits electromagnetic radiation as a consequence of its kinetic...
  • Emission
    In this context, radiation produced by a radio transmitting station.
  • emissivity
    Ratio of radiation emitted by a surface to the radiation emitted by a black body at the same temperature under...
  • EMP
    Electromagnetic Pulse
  • EMR
    electromagnetic radiation
  • EMS
    electromagnetic spectrum
  • EMS
    Emergency Medical Services
    An informal meeting held by the Commission to hear presentations on specific topics by diverse parties. The Commissioners, or other...
    An informal meeting held by the Commission to hear presentations on specific topics by diverse parties. The Commissioners, or other...
  • En Banc
    An en banc meeting is a hearing held by the Commissioners to hear various presentations on specific topics by diverse...
  • Encoder EAS
    an electronic device used by EAS participants to originate EAS alerts by creating the EAS codes for transmission to other...
  • Encoder Two Tone
    an electronic device that produces the two-tone signal for the EBS.
  • Encoding
    A means of combining clock and data information into a self synchronizing stream of signals.
  • Encryption
    the process of translating a file into an apparently unintelligible format (i.e., to encode it) via the use of mathematic...
  • ENG
  • engine cycle
    induction, compression, combustion, and expansion of air with the result of thrust being created.
  • Enhanced EBS
    means any system whereby the county EOC transmits EBS messages to broadcast stations over an existing local government radio system....
    A for-profit business that offers to transmit voice and data messages and simultaneously adds value to the messages it transmits....
    A for-profit business that offers to transmit voice and data messages and simultaneously adds value to the messages it transmits....
  • Enhanced Service Providers
    A for-profit business that offers to transmit voice and data messages and simultaneously add value to the message it transmits....
  • Enhanced Thematic Mapper Plus ETM
    The sensor aboard Landsat 7 that picks up solar radiation reflected by, or emitted from the Earth.
  • enhancement
    The process of altering the appearance of an image so that the interpreter can extract more information. Some types of...
  • EOC
    Emergency Operations Center. The facility designated by local government as the coordination center to mitigate the effects of the emergency....
  • EOM Code
    End of Message: in ASCII form 'NNNN', this burst of data, sent three times signifies the end of an EAS...
    Earth Observation Satellite Company
  • ephemeris
    Any tabular statement of the assigned places of a celestial body (including a manmade satellite) for regular intervals. Ephemeris data...
  • EPR
    Engine Pressure Ratio
    Erasable Programmable Read-Only Memory
  • Equal Opportunity Equal Time Rule
    If a political candidate obtains time on a broadcast station, other candidates for the same office (or their appointed representatives)...
  • Equivalent facilitation
    A recognition that technologies may be either developed or used in ways not envisioned by the technical provisions in Subpart...
  • EROS
    Earth Resources Observation Systems. Also, Earth Resources Observation and Science, the USGS Data Center in Sioux Falls, SD.
  • EST
  • ETA
    EstimatedTime of Arrival
  • Ethernet
    A local area network standard.
  • Ethical standards
    guidelines for the appropriate use of the technology solution and the maintenance of privacy of the contents of the system....
  • ETM
    Enhanced Thematic Mapper Plus
  • ETX
    End of Transmission
  • Event Code
    a three character ASCII code is the EAS headers that denotes the type or cause of emergency event.
  • Ex Parte Presentation
    Any communication addressing the merits or outcome of a particular proceeding made to decision-making personnel (or in some proceedings, from...
  • EXEC
  • Extranet
    the part of a company or organization's internal computer network which is available to outside users, for example, information services...

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