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Encyclopedia > ECHO
Look up echo in
Wiktionary, the free dictionary.

Echo may refer to: Wikipedia does not have an article with this exact name. ... Wiktionary (a portmanteau of wiki and dictionary) is a multilingual, Web-based project to create a free content dictionary, available in over 150 languages. ...

  • Physics
    • Echo (phenomenon), a natural acoustic phenomenon named after the nymph.
    • Light echo, a visual phenomenon seen when light from a rapidly brightening object such as a nova is reflected from interstellar matter.
  • Biology
    • Echovirus, short for "enteric cytopathic human orphan" virus.
  • Computing
    • Echo (computing), a Unix and MS-DOS command to display a line of text.
    • ECHO protocol, an internet protocol.
    • Echo (framework), a web framework for Java programming.
    • Echo (fidonet), a discussion forum on FidoNet, similar to a Usenet Newsgroup.
    • Echo (Echonyc.com) an online community, "the East Coast answer to the WELL."
    • ECHO: Secrets of the Lost Cavern, video game released in 2005.

In audio signal processing and acoustics, an echo (plural echoes) is a reflection of sound, arriving at the listener some time after the direct sound. ... Reflected light following path B arrives shortly after the direct flash following path A but before light following path C. B and C have the same apparent distance from the star as seen from Earth. ... An echovirus is a type of RNA virus that belongs to the Enterovirus and the Picornaviridae virus family. ... Echo I and Echo II designate two classes of Soviet nuclear powered guided missile submarines. ... Echo I and Echo II designate two classes of Soviet nuclear powered guided missile submarines. ... Test inflation of an Echo satellite in a blimp hangar at Weeksville, North Carolina. ... Illustration of echo sounding. ... Forward echo: In a transmission line, an echo propagating in the same direction as the original wave and consisting of energy reflected back by one discontinuity and then forward again by another discontinuity. ... Reverse echo or reverb is a slightly unusual sound effect created as the result of recording an echo or delayed signal of an audio recording whilst being played backwards. ... The term echo cancellation is used in telephony to describe the process of removing echo from a voice communication in order to improve voice quality on a telephone call. ... Radio frequency, or RF, refers to that portion of the electromagnetic spectrum in which electromagnetic waves can be generated by alternating current fed to an antenna. ... In physics, spin refers to the angular momentum intrinsic to a body, as opposed to orbital angular momentum, which is the motion of its center of mass about an external point. ... Pacific Northwest National Laboratorys high magnetic field (800 MHz, 18. ... The mri are a fictional alien species in the Faded Sun Trilogy of C.J. Cherryh. ... Spin echo: Pulse sequence (above) and Signal (below) In nuclear magnetic resonance, spin echo refers to the refocusing of precessing nuclear spin magnetisation by a 180° pulse of resonant radiofrequency. ... echo is a command in Unix (and by extension, its descendants, such as Linux) and MS-DOS that places a string on the terminal. ... The ECHO service is an internet protocol defined in RFC 862. ... Echo is a web framework for Swing programmers. ... The FidoNet logo FidoNet is a worldwide computer network that is used for communication between bulletin board systems. ... Usenet (USEr NETwork) is a global, decentralized, distributed Internet discussion system that evolved from a general purpose UUCP architecture of the same name. ... A newsgroup is a repository usually within the Usenet system, for messages posted from many users at different locations. ... Look up well in Wiktionary, the free dictionary. ... Echo and Narcissus, by John William Waterhouse. ... Echo is a 2003 short film, written and directed by Tom Oesch, starring Haven Pell, Sean Le and Armand Kirshman. ... Tom Oesch (born September 27, 1980) is a Swiss television commercial director and music video director who works in Hollywood, California. ... Echo, also known as Ronin, is a fictional character, a Marvel Comics superheroine and a supporting character of Daredevil. ... Invasion Earth was a science fiction series that came out in 1998 as 6 episodes of 50 minutes each. ... Echo Base is a geographical location from the science-fiction Star Wars universe. ... In the fictional Star Wars universe, the Rebel Alliance, or more formally, the Alliance to Restore the Republic, is an interstellar terrorist force formed in direct military opposition to the Galactic Empire. ... Star Wars is an epic science fantasy saga and fictional universe created by George Lucas during the late 1970s. ... Echo Point is an Australian television soap opera produced by Southern Star Productions for the Ten Network in 1995. ... This article is about the Pink Floyd song. ... Pink Floyd are an English rock band that earned recognition for their psychedelic rock music, and, as they evolved, for their avant-garde progressive rock music. ... A genre of music characterized by distortion sounds, echoing lyrics, and a general disrespect for the art of music. ... Echo is the third single from band Trapt on their debut self-titled album. ... This article needs additional references or sources for verification. ... Echo is the name of several albums: Echo, 1969, by Dave Burrell Echo, 1994, by BeauSoleil Echo, 1996, by Francois Bourassa Echo, 1999, by Tom Petty Echo, 2003, by Ohm Guru This is a disambiguation page, a list of pages that otherwise might share the same title. ... Echo (record label) - Wikipedia /**/ @import /skins-1. ... Look up echo in Wiktionary, the free dictionary. ... Echo & the Bunnymen are an English post-punk group, formed in Liverpool in 1978. ... Echo Orbiter is a Philadelphia based band created by brothers Justin Emerle and Colin Emerle. ... The Echo is a venue/nightclub located in Echo Park in Los Angeles, California. ... Nickname: Location within Los Angeles County in the state of California Coordinates: , State California County Los Angeles County Settled 1781 Incorporated April 4, 1850 Government  - Type Mayor-Council  - Mayor Antonio Villaraigosa  - City Attorney Rocky Delgadillo  - Governing body City Council Area  - City  498. ... Echo Records is a record label started by Chrysalis Group (not to be confused with Chrysalis Records) and linked with the Japanese Pony Canyon Records. ... European Community Humanitarian aid Office (ECHO) is the European Commissions department for humanitarian aid. ... FAA radiotelephony phonetic alphabet and Morse code chart. ... The Toyota Vitz and Platz are Toyotas current model of subcompact car, with the Vitz name used for hatchbacks and Platz for sedans in Japan. ... Karl Benzs Velo model (1894) - entered into the first automobile race An automobile or motor car (usually shortened to just car) is a wheeled passenger vehicle that carries its own motor. ... North America North America is a continent [1] in the Earths northern hemisphere and (chiefly) western hemisphere. ... Chocolate most commonly comes in dark, milk, and white varieties, with cocoa solids contributing to the brown coloration. ... 60 Echo is a quite large Main belt asteroid. ... Surrealism in art, poetry, and literature utilizes numerous unique techniques and games to provide inspiration. ... Metroid Prime 2: Echoes is the direct sequel to Metroid Prime, and is the latest game in Nintendos Metroid series to appear on the GameCube. ... This article is about the first game in the series. ... The Extended Care Health Option or ECHO is a supplemental coverage program offered by TRICARE to dependents of members of the Uniformed services of the United States with a qualifying disability. ... Landscaping refers to any activity that modifies the visible features of an area of land, including but not limited to: living elements, such as flora or fauna; or what is commonly referred to as Gardening efforts in the gestalt, the art and craft of growing plants with a goal of... A decidous beech forest in Slovenia. ... The Echo is a regional newspaper for parts of Dublin, Ireland. ... This article is about the city in Ireland. ... The Northern Echo is a regional newspaper serving the north-east of England. ... The Irish Echo is a weekly newspaper based in New York City. ... The Liverpool Echo is one of two tabloid newspapers serving Liverpool and parts of Merseyside. ... Echo Weekly is a alternative weekly newspaper serving the Kitchener, Waterloo, Cambridge, and Guelph areas in Ontario, Canada. ... This article needs additional references or sources for verification. ... Southampton is the largest city[1] on the south coast of England. ... Echo is a city located in Yellow Medicine County, Minnesota. ... Echo is a city located in Umatilla County, Oregon. ... Echo Township is a township located in Yellow Medicine County, Minnesota. ... Echo Township is a township located in Antrim County, Michigan. ... Echo Lake is a census-designated place located in Snohomish County, Washington. ... Echo Leta Johnson is an American model and actress. ...

See Also

In Wikipedia, Echo may refer to WikiProject Echo.

  Results from FactBites:
PHP: echo - Manual (1062 words)
echo "foo is $foo"; // foo is foobar
echo "this is {$bar['value']} !"; // this is foo !
echo 'foo is $foo'; // foo is $foo
  More results at FactBites »



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