Satellite Technology Glossary

Satellite Technology Glossary

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There are 152 names in this directory beginning with the letter E.
e.i.r.p.
EIRP Effective Isotropic Radiated Power

e.m.r.p.
Effective Monopole-Radiated Power

e.r.p.
Effective Radiated Power

E/A
Events and Alarms subsystem

E/Q
Energy per Unit Charge

E/S
Earth Station

E/W
East/West

EAC
Engineering Assistance Contract

EAGE
Electrical Aerospace Ground Equipment

EAROM
Electrically-Alterable ROM

EAS
Events and Alarms System

Eb/No
Energy per Bit to Noise density ratio

EBCDIC
Extended Binary-coded Decimal Interchange Code

EBHC
Equated Busy Hour Call

EBR
Electronic Beam Recorder

EBU
European Broadcasting Union

EC
Earth Chord

ECA
Earth Chord measured from earth sensor A

ECB
Earth Chord measured from earth sensor B

ECC
Eccentricity

ECD
Echo Control Device

ECE
Economic Commission for Europe

ECH
Earth Coverage Horn

ECL
Emitter Coupled Logic

ECLA
Economic Commission for Latin America

ECM
Error Correction Mode

ECMA
European Computer Manufacturers Association

ECO
Electron-Coupled Oscillator

ECOM
Electronic Computer-Originated Mail

ECR
Earth Centered Rotating

ECRA
Electrical Contact Ring Assembly

ECS
European Regional Communications Satellite System

ECU
Electrical Conversion Unit

ECWA
Economic Commission for Western Asia

EDA
Electronic Despun Antenna

EDC
Effective Date of Contract

EDF
Energy Dispersal Function

EDI
Electronic Data Interchange

EDOR
Early Definition of Requirements

EDP
Electronic Data Processing

EDPM
Electronic Data Processing Machine

EDPS
Experiment Data and Power System

EDTV
Enhanced Definition Television

EDW
Energy Dispersion Waveform

EEA
Electrostatic Energy Analyzer

EFdS
Error Free Deciseconds

EFI
Error-Free Intervals

EFS
Error-Free Seconds

EFT
Electronic Funds Transfer

EFTA
European Free Trade Association

EG/No
Energy per bit to Noise Density Ratio

EHF
Extremely High Frequency (Miriametric waves)

EIA
Electronic Industries Association (USA)

EIRESAT
Satellite network (Ireland)

EISCAT
European Institute Scatter Facility

EJ
Electronic Journalism

EJF
Estimated Junction Frequency

EKRAN
Statsionar Satellite (Russian Federation)

EL
Elevation

ELEA
Earth Leading Edge A

ELEB
Earth Leading Edge B

ELF
Extremely Low Frequency

ELT
Emergency Locater Transmitter

ELU
Existing Carrier Line-Up

ELV
Expendable Launch Vehicles

EM
Electromagnetism

EMA
Extended Memory Access

EMC
Electromagnetic Compatibility

EMC FOM
Electromagnetic Compatibility Figure of Merit

EME
Earth-Moon-Earth

EMF
Electromagnetic Force

EMI
Electromagnetic Interference

Emin
Minimum Usable Field Strength

EMP
Electromagnetic Pulse

EMS
Electronic Message Service

EMU
Extra-vehicular Maneuvering Unit

ENA
Enabled

ENC
Encoding unit control process

ENG
Electronic News Gathering

Enom
Nominal Usable Field Strength

ENTEL
Empresa Nacional de Telecomunicaciones S.A. (Bolivia), (Chile),(Peru)

ENV
Envelope

EOC
Edge of Coverage

EOD
End of Dialing

EOL
End Of Life

EOOS
Early Orbit Operations Services (Intelsat)

EOS
Earth Observation Satellite

EOW
Engineering Order Wire

EPC
Electronic Power Conditioner/Converter

EPDS
Experiment Power and Data Systems

EPI
Elevation Position Indicator

EPIRB
Emergency Position Indicating Radio Beacon

EPROM
Erasable PROM

EQM
Engineering Qualification Model

ER&S
Exploratory Research and Studies

ERB
Earth Radiation Budget

ERBE
Earth Radiation Budget Experiment

ERL
Echo Return Loss

EROS
Earth Resources Observation Satellite (USA)

ERP
Effective Radiated Power

ERR
Error

ERS
Earth Resources Satellite

ERSOS
Earth Resource Survey Operational System

ERTS
Earth Resources Technology Satellite (USA)

ERU
Encoding Rate Update

Es or ES
Es (sporadic E)

ESA
Earth Station Antenna

ESC
Engineering Service Circuit/Channel

ESCAP
Economic and Social Commission for Asia and the Pacific

ESCES
Environmental Satellite Communication Earth Station (India)

ESD
Electrostatic Discharge

ESM
Eastern Space and Missile Center

ESMR
Electrically Scanning Microwave Radiometer

ESOC
European Space Operations Center

ESPA
Earth Sensor Processor Electronics Package A

ESPB
Earth Sensor Processor Electronics Package B

ESPE
Earth Sensor Processing Electronics

ESRANGE
European Sounding Rocket Landing Range (ESA)

ESRO
European Space Research Organization

ESS
Electronic Switching System

ESSA
Environmental Survey Satellite

EST
Estimate

ESTEC
European Space Research and Technology Center

ESU
Empty Signal Unit

ETA
Estimated Time of Arrival

ETD
Estimated Time of Departure

ETF
Error Threshold Firing

Ethernet
A family of frame-based computer networking technologies for local area networks (LANs).

ETS
Electronic Translator System

ETSI
European Telecommunication Standards Institute

ETT
Electrothermal Thrusters

ETV
Educational Television

EU OR Eu
EU Engineering Unit

EUMETSAT
European Organization for the Exploration of Meteorological Satellites

EURECA
European Retrievable Carrier (Spacecraft)

EUROCONTROL
European Organization for Safety of Air Navigation

EURONET
European Public Network (Data)

EUROSAT
Organization to implement a European system of telecommunications and TV by satellite

EUROSPACE
European Industrial Space Study Group

EUROVISION
European and Mediterranean TV services

EUTELSAT
European Telecommunications Satellite Organization

EUV
Extreme Ultraviolet

EUVE
Extreme Ultraviolet Explorer (NASA Satellite)

eV
Electron Volt

EVA
Extra-Vehicular Activity

EVR
Electronic Video Recording

EW
Electronic Warfare

EXCLUSIVE-NOR
Type of Logic Circuit

EXCLUSIVE-OR
Type of Logic Circuit

EXOS
Exospheric Satellite (Japan)

EXOSAT
European X-Ray Observation Satellite (ESA)

EZ
Ephemeris Time