TV and FM DX, the Glossary
TV DX and FM DX is the active search for distant radio or television stations received during unusual atmospheric conditions.[1]
Table of Contents
134 relations: Alexandra Palace, Amateur radio, Analog television, Anomalous propagation, Antenna (radio), Arecibo Observatory, Arietids, Astronomer, Atlantic Ocean, ATS-6, ATSC standards, Aurora, Australasia, Australia, BBC, BBC One, Broadcast programming, Caribbean, Central Africa, Chicago, Clear-channel station, Cliff effect, Czech Republic, Darwin, Northern Territory, Decibel, Digital radio, Digital television, Digital television transition in the United States, DVB-T, DXing, DYNAS, Earth's magnetic field, Earth–Moon–Earth communication, Education, Ekran, Electron, Elizabeth Cowell, Equator, Equinox, Eta Aquariids, Fast Fourier transform, Federal Communications Commission, Federal Standard 1037C, Film, Geminids, Geomagnetic storm, Geosynchronous orbit, Greece, Hertz, Hierarchical modulation, ... Expand index (84 more) »
- Radio hobbies
Alexandra Palace
Alexandra Palace is an entertainment and sports venue in North London, situated between Wood Green and Muswell Hill in the London Borough of Haringey.
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Amateur radio
Amateur radio, also known as ham radio, is the use of the radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communications. TV and FM DX and Amateur radio are radio hobbies.
See TV and FM DX and Amateur radio
Analog television
Analog television is the original television technology that uses analog signals to transmit video and audio.
See TV and FM DX and Analog television
Anomalous propagation
Anomalous propagation (sometimes shortened to anaprop or anoprop) includes different forms of radio propagation due to an unusual distribution of temperature and humidity with height in the atmosphere. TV and FM DX and Anomalous propagation are radio frequency propagation.
See TV and FM DX and Anomalous propagation
Antenna (radio)
In radio engineering, an antenna (American English) or aerial (British English) is the interface between radio waves propagating through space and electric currents moving in metal conductors, used with a transmitter or receiver.
See TV and FM DX and Antenna (radio)
Arecibo Observatory
The Arecibo Observatory, also known as the National Astronomy and Ionosphere Center (NAIC) and formerly known as the Arecibo Ionosphere Observatory, is an observatory in Barrio Esperanza, Arecibo, Puerto Rico owned by the US National Science Foundation (NSF).
See TV and FM DX and Arecibo Observatory
Arietids
The Arietids are a strong meteor shower that lasts from May 22 to July 2 each year, and peaks on June 7.
Astronomer
An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth.
See TV and FM DX and Astronomer
Atlantic Ocean
The Atlantic Ocean is the second-largest of the world's five oceanic divisions, with an area of about.
See TV and FM DX and Atlantic Ocean
ATS-6
ATS-6 (Applications Technology Satellite-6) was a NASA experimental satellite, built by Fairchild Space and Electronics Division It has been called the world's first educational satellite as well as world's first experimental Direct Broadcast Satellite as part of the Satellite Instructional Television Experiment between NASA and Indian Space Research Organisation (ISRO).
ATSC standards
Advanced Television Systems Committee (ATSC) standards are an International set of standards for broadcast and digital television transmission over terrestrial, cable and satellite networks.
See TV and FM DX and ATSC standards
Aurora
An aurora (aurorae or auroras), also commonly known as the northern lights (aurora borealis) or southern lights (aurora australis), is a natural light display in Earth's sky, predominantly seen in high-latitude regions (around the Arctic and Antarctic).
Australasia
Australasia is a subregion of Oceania, comprising Australia, New Zealand, and some neighbouring islands in the Pacific Ocean.
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Australia
Australia, officially the Commonwealth of Australia, is a country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands.
See TV and FM DX and Australia
BBC
The British Broadcasting Corporation (BBC) is a British public service broadcaster headquartered at Broadcasting House in London, England.
BBC One
BBC One is a British free-to-air public broadcast television channel owned and operated by the BBC.
Broadcast programming
Broadcast programming is the practice of organizing or ordering (scheduling) of broadcast media shows, typically the radio and the television, in a daily, weekly, monthly, quarterly, or season-long schedule.
See TV and FM DX and Broadcast programming
Caribbean
The Caribbean (el Caribe; les Caraïbes; de Caraïben) is a subregion of the Americas that includes the Caribbean Sea and its islands, some of which are surrounded by the Caribbean Sea and some of which border both the Caribbean Sea and the North Atlantic Ocean; the nearby coastal areas on the mainland are sometimes also included in the region.
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Central Africa
Central Africa is a subregion of the African continent comprising various countries according to different definitions.
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Chicago
Chicago is the most populous city in the U.S. state of Illinois and in the Midwestern United States.
Clear-channel station
A clear-channel station is a North American AM radio station that has the highest level of protection from interference from other stations, particularly from nighttime skywave signals.
See TV and FM DX and Clear-channel station
Cliff effect
In telecommunications, the (digital) cliff effect or brick-wall effect is a sudden loss of digital signal reception.
See TV and FM DX and Cliff effect
Czech Republic
The Czech Republic, also known as Czechia, is a landlocked country in Central Europe.
See TV and FM DX and Czech Republic
Darwin, Northern Territory
Darwin (Larrakia) is the capital city of the Northern Territory, Australia.
See TV and FM DX and Darwin, Northern Territory
Decibel
The decibel (symbol: dB) is a relative unit of measurement equal to one tenth of a bel (B). TV and FM DX and decibel are radio frequency propagation.
Digital radio
Digital radio is the use of digital technology to transmit or receive across the radio spectrum.
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Digital television
Digital television (DTV) is the transmission of television signals using digital encoding, in contrast to the earlier analog television technology which used analog signals.
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Digital television transition in the United States
The digital transition in the United States was the switchover from analog to exclusively digital broadcasting of terrestrial television programming.
See TV and FM DX and Digital television transition in the United States
DVB-T
DVB-T, short for Digital Video Broadcasting – Terrestrial, is the DVB European-based consortium standard for the broadcast transmission of digital terrestrial television that was first published in 1997 and first broadcast in Singapore in February 1998.
DXing
DXing, taken from DX, the telegraphic shorthand for "distance" or "distant", is the hobby of receiving and identifying distant radio or television signals, or making two-way radio contact with distant stations in amateur radio, citizens band radio or other two-way radio communications. TV and FM DX and DXing are radio hobbies.
DYNAS
DYNAS (from Dynamic Selectivity) is a dynamic analog filtering and tuning technology to improve the reception of FM radio broadcasts under adverse conditions.
Earth's magnetic field
Earth's magnetic field, also known as the geomagnetic field, is the magnetic field that extends from Earth's interior out into space, where it interacts with the solar wind, a stream of charged particles emanating from the Sun.
See TV and FM DX and Earth's magnetic field
Earth–Moon–Earth communication
Earth–Moon–Earth communication (EME), also known as Moon bounce, is a radio communications technique that relies on the propagation of radio waves from an Earth-based transmitter directed via reflection from the surface of the Moon back to an Earth-based receiver. TV and FM DX and Earth–Moon–Earth communication are radio frequency propagation.
See TV and FM DX and Earth–Moon–Earth communication
Education
Education is the transmission of knowledge, skills, and character traits and manifests in various forms.
See TV and FM DX and Education
Ekran
Ekran ("Экран", meaning "Screen") was a Soviet-Russian type of geostationary satellite, developed for a national system of Direct-To-Home television.
Electron
The electron (or in nuclear reactions) is a subatomic particle with a negative one elementary electric charge.
Elizabeth Cowell
Elizabeth Cowell (1912–1998) was a British broadcaster and television announcer.
See TV and FM DX and Elizabeth Cowell
Equator
The equator is a circle of latitude that divides a spheroid, such as Earth, into the Northern and Southern hemispheres.
Equinox
A solar equinox is a moment in time when the Sun crosses the Earth's equator, which is to say, appears directly above the equator, rather than north or south of the equator.
Eta Aquariids
The Eta Aquariids are a meteor shower associated with Halley's Comet.
See TV and FM DX and Eta Aquariids
Fast Fourier transform
A fast Fourier transform (FFT) is an algorithm that computes the Discrete Fourier Transform (DFT) of a sequence, or its inverse (IDFT).
See TV and FM DX and Fast Fourier transform
Federal Communications Commission
The Federal Communications Commission (FCC) is an independent agency of the United States government that regulates communications by radio, television, wire, satellite, and cable across the United States.
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Federal Standard 1037C
Federal Standard 1037C, titled Telecommunications: Glossary of Telecommunication Terms, is a United States Federal Standard issued by the General Services Administration pursuant to the Federal Property and Administrative Services Act of 1949, as amended.
See TV and FM DX and Federal Standard 1037C
Film
A film (British English) also called a movie (American English), motion picture, moving picture, picture, photoplay or (slang) flick is a work of visual art that simulates experiences and otherwise communicates ideas, stories, perceptions, feelings, beauty, or atmosphere through the use of moving images.
Geminids
The Geminids are a prolific meteor shower caused by the object 3200 Phaethon, which is thought to be an Apollo asteroid with a "rock comet" orbit.
Geomagnetic storm
A geomagnetic storm, also known as a magnetic storm, is a temporary disturbance of the Earth's magnetosphere caused by a solar wind shock wave.
See TV and FM DX and Geomagnetic storm
Geosynchronous orbit
A geosynchronous orbit (sometimes abbreviated GSO) is an Earth-centered orbit with an orbital period that matches Earth's rotation on its axis, 23 hours, 56 minutes, and 4 seconds (one sidereal day).
See TV and FM DX and Geosynchronous orbit
Greece
Greece, officially the Hellenic Republic, is a country in Southeast Europe.
Hertz
The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second.
Hierarchical modulation
Hierarchical modulation, also called layered modulation, is one of the signal processing techniques for multiplexing and modulating multiple data streams into one single symbol stream, where base-layer symbols and enhancement-layer symbols are synchronously overlaid before transmission.
See TV and FM DX and Hierarchical modulation
Hobby
A hobby is considered to be a regular activity that is done for enjoyment, typically during one's leisure time.
India
India, officially the Republic of India (ISO), is a country in South Asia.
Indian subcontinent
The Indian subcontinent is a physiographical region in Southern Asia, mostly situated on the Indian Plate, projecting southwards into the Indian Ocean from the Himalayas.
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Inversion (meteorology)
In meteorology, an inversion (or temperature inversion) is a phenomenon in which a layer of warmer air overlies cooler air. TV and FM DX and inversion (meteorology) are radio frequency propagation.
See TV and FM DX and Inversion (meteorology)
Ionization
Ionization (or ionisation specifically in Britain, Ireland, Australia and New Zealand) is the process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons, often in conjunction with other chemical changes.
See TV and FM DX and Ionization
Ionosphere
The ionosphere is the ionized part of the upper atmosphere of Earth, from about to above sea level, a region that includes the thermosphere and parts of the mesosphere and exosphere. TV and FM DX and ionosphere are radio frequency propagation.
See TV and FM DX and Ionosphere
Italy
Italy, officially the Italian Republic, is a country in Southern and Western Europe.
Japan
Japan is an island country in East Asia, located in the Pacific Ocean off the northeast coast of the Asian mainland.
Jasmine Bligh
Jasmine Lydia Bligh (20 May 1913 – 21 July 1991) was an English broadcaster and television announcer for the BBC.
See TV and FM DX and Jasmine Bligh
Kennelly–Heaviside layer
The Heaviside layer, sometimes called the Kennelly–Heaviside layer, named after Arthur E. Kennelly and Oliver Heaviside, is a layer of ionised gas occurring roughly between 90km and 150 km (56 and 93 mi) above the ground — one of several layers in the Earth's ionosphere. TV and FM DX and Kennelly–Heaviside layer are radio frequency propagation.
See TV and FM DX and Kennelly–Heaviside layer
Kinescope
Kinescope, shortened to kine, also known as telerecording in Britain, is a recording of a television program on motion picture film, directly through a lens focused on the screen of a video monitor.
See TV and FM DX and Kinescope
Korea
Korea (translit in South Korea, or label in North Korea) is a peninsular region in East Asia consisting of the Korean Peninsula (label in South Korea, or label in North Korea), Jeju Island, and smaller islands.
L-shell
The L-shell, L-value, or McIlwain L-parameter (after Carl E. McIlwain) is a parameter describing a particular set of planetary magnetic field lines.
Leonids
The Leonids are a prolific annual meteor shower associated with the comet Tempel–Tuttle, and are also known for their spectacular meteor storms that occur about every 33 years.
Logo
A logo (abbreviation of logotype) is a graphic mark, emblem, or symbol used to aid and promote public identification and recognition.
London
London is the capital and largest city of both England and the United Kingdom, with a population of in.
Los Angeles
Los Angeles, often referred to by its initials L.A., is the most populous city in the U.S. state of California.
See TV and FM DX and Los Angeles
Lyrids
The April Lyrids are a meteor shower lasting from about April 15 to April 29 each year.
Magazine
A magazine is a periodical publication, generally published on a regular schedule (often weekly or monthly), containing a variety of content.
Melbourne
Melbourne (Boonwurrung/Narrm or Naarm) is the capital and most populous city of the Australian state of Victoria, and the second-most populous city in Australia, after Sydney.
See TV and FM DX and Melbourne
Meridian (satellite)
Meridian (Russian: Меридиан) is a family of telecommunications satellites for civil and military use developed by Russia in the 2000s, placed in a Molniya Orbit, and intended to replace the two last series of Molniya satellites still in activity, as well as the old Parus satellites.
See TV and FM DX and Meridian (satellite)
Meteoroid
A meteoroid is a small rocky or metallic body in outer space.
See TV and FM DX and Meteoroid
Mexico
Mexico, officially the United Mexican States, is a country in the southern portion of North America.
Middle East
The Middle East (term originally coined in English Translations of this term in some of the region's major languages include: translit; translit; translit; script; translit; اوْرتاشرق; Orta Doğu.) is a geopolitical region encompassing the Arabian Peninsula, the Levant, Turkey, Egypt, Iran, and Iraq.
See TV and FM DX and Middle East
Monterrey
Monterrey is the capital and largest city of the northeastern state of Nuevo León, Mexico, and the ninth largest city and second largest metro area in Mexico behind Greater Mexico City.
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Moon
The Moon is Earth's only natural satellite.
MW DX
MW DX, short for mediumwave DXing, is the hobby of receiving distant mediumwave (also known as AM) radio stations. TV and FM DX and mW DX are radio frequency propagation and radio hobbies.
Newark, New Jersey
Newark is the most populous city in the U.S. state of New Jersey, the county seat of Essex County, and a principal city of the New York metropolitan area.
See TV and FM DX and Newark, New Jersey
North America
North America is a continent in the Northern and Western Hemispheres.
See TV and FM DX and North America
Orionids
The Orionids meteor shower, often shortened to the Orionids, is one of two meteor showers associated with Halley's Comet.
Parabolic reflector
A parabolic (or paraboloid or paraboloidal) reflector (or dish or mirror) is a reflective surface used to collect or project energy such as light, sound, or radio waves.
See TV and FM DX and Parabolic reflector
Perseids
The Perseids are a prolific meteor shower associated with the comet Swift–Tuttle that are usually visible from mid-July to late-August.
Phase (waves)
In physics and mathematics, the phase (symbol φ or ϕ) of a wave or other periodic function F of some real variable t (such as time) is an angle-like quantity representing the fraction of the cycle covered up to t. It is expressed in such a scale that it varies by one full turn as the variable t goes through each period (and F(t) goes through each complete cycle).
See TV and FM DX and Phase (waves)
Photographic film
Photographic film is a strip or sheet of transparent film base coated on one side with a gelatin emulsion containing microscopically small light-sensitive silver halide crystals.
See TV and FM DX and Photographic film
Physicist
A physicist is a scientist who specializes in the field of physics, which encompasses the interactions of matter and energy at all length and time scales in the physical universe.
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Polarization (waves)
italics (also italics) is a property of transverse waves which specifies the geometrical orientation of the oscillations.
See TV and FM DX and Polarization (waves)
Popular Electronics
Popular Electronics was an American magazine published by John August Media, LLC, and hosted at TechnicaCuriosa.com.
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Practical Television
Practical Television, later known as Television and subsequently Television & Consumer Electronics, was a UK magazine for the electronics/TV servicing trade, enthusiasts, and the general public.
See TV and FM DX and Practical Television
Quadrantids
The Quadrantids (QUA) are a meteor shower that peaks in early January and whose radiant lies in the constellation Boötes.
See TV and FM DX and Quadrantids
Radio broadcasting
Radio broadcasting is the broadcasting of audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience.
See TV and FM DX and Radio broadcasting
Radio propagation
Radio propagation is the behavior of radio waves as they travel, or are propagated, from one point to another in vacuum, or into various parts of the atmosphere. TV and FM DX and radio propagation are radio frequency propagation.
See TV and FM DX and Radio propagation
Radio wave
Radio waves are a type of electromagnetic radiation with the lowest frequencies and the longest wavelengths in the electromagnetic spectrum, typically with frequencies below 300 gigahertz (GHz) and wavelengths greater than, about the diameter of a grain of rice.
See TV and FM DX and Radio wave
Radio-Electronics
Radio-Electronics was an American electronics magazine that was published under various titles from 1929 to 2003.
See TV and FM DX and Radio-Electronics
RCA
The RCA Corporation was a major American electronics company, which was founded in 1919 as the Radio Corporation of America.
Rhodesia
Rhodesia (Rodizha), officially from 1970 the Republic of Rhodesia, was an unrecognised state in Southern Africa from 1965 to 1979.
Riverhead, New York
Riverhead is a town in Suffolk County, New York, United States, on the north shore of Long Island.
See TV and FM DX and Riverhead, New York
Russia
Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia.
Satellite
A satellite or artificial satellite is an object, typically a spacecraft, placed into orbit around a celestial body.
See TV and FM DX and Satellite
Sheffield
Sheffield is a city in South Yorkshire, England, whose name derives from the River Sheaf which runs through it.
See TV and FM DX and Sheffield
Shortwave radio
Shortwave radio is radio transmission using radio frequencies in the shortwave bands (SW).
See TV and FM DX and Shortwave radio
Signal-to-noise ratio
Signal-to-noise ratio (SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise.
See TV and FM DX and Signal-to-noise ratio
Skywave
In radio communication, skywave or skip refers to the propagation of radio waves reflected or refracted back toward Earth from the ionosphere, an electrically charged layer of the upper atmosphere. TV and FM DX and skywave are radio frequency propagation.
Software-defined radio
Software-defined radio (SDR) is a radio communication system where components that conventionally have been implemented in analog hardware (e.g. mixers, filters, amplifiers, modulators/demodulators, detectors, etc.) are instead implemented by means of software on a computer or embedded system.
See TV and FM DX and Software-defined radio
Solar cycle
The solar cycle, also known as the solar magnetic activity cycle, sunspot cycle, or Schwabe cycle, is a nearly periodic 11-year change in the Sun's activity measured in terms of variations in the number of observed sunspots on the Sun's surface.
See TV and FM DX and Solar cycle
Solar flare
A solar flare is a relatively intense, localized emission of electromagnetic radiation in the Sun's atmosphere.
See TV and FM DX and Solar flare
Solar wind
The solar wind is a stream of charged particles released from the Sun's outermost atmospheric layer, the corona.
See TV and FM DX and Solar wind
South Africa
South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa.
See TV and FM DX and South Africa
Soviet Union
The Union of Soviet Socialist Republics (USSR), commonly known as the Soviet Union, was a transcontinental country that spanned much of Eurasia from 1922 to 1991.
See TV and FM DX and Soviet Union
Spectrum analyzer
A spectrum analyzer measures the magnitude of an input signal versus frequency within the full frequency range of the instrument.
See TV and FM DX and Spectrum analyzer
Sporadic E propagation
Sporadic E (abbreviated E or SpE) is an uncommon form of radio propagation using a low level of the Earth's ionosphere that normally does not refract radio waves above about 15 MHz. TV and FM DX and Sporadic E propagation are radio frequency propagation.
See TV and FM DX and Sporadic E propagation
Sunspot
Sunspots are temporary spots on the Sun's surface that are darker than the surrounding area.
Synchronous orbit
A synchronous orbit is an orbit in which an orbiting body (usually a satellite) has a period equal to the average rotational period of the body being orbited (usually a planet), and in the same direction of rotation as that body.
See TV and FM DX and Synchronous orbit
Taurids
The Taurids are an annual meteor shower, associated with the comet Encke.
Telegraphy
Telegraphy is the long-distance transmission of messages where the sender uses symbolic codes, known to the recipient, rather than a physical exchange of an object bearing the message.
See TV and FM DX and Telegraphy
Television antenna
A television antenna, also called a television aerial (in British English), is an antenna specifically designed for use with a television receiver (TV) to receive terrestrial over-the-air (OTA) broadcast television signals from a television station. TV and FM DX and television antenna are radio frequency propagation.
See TV and FM DX and Television antenna
Television receive-only
Television receive-only (TVRO) is a term used chiefly in North America, South America to refer to the reception of satellite television from FSS-type satellites, generally on C-band analog; free-to-air and unconnected to a commercial DBS provider.
See TV and FM DX and Television receive-only
Television show
A television show, TV program, or simply a TV show, is the general reference to any content produced for viewing on a television set that is traditionally broadcast via over-the-air, satellite, or cable.
See TV and FM DX and Television show
Television station
A television station is a set of equipment managed by a business, organisation or other entity such as an amateur television (ATV) operator, that transmits video content and audio content via radio waves directly from a transmitter on the earth's surface to any number of tuned receivers simultaneously.
See TV and FM DX and Television station
Terrestrial television
Terrestrial television or over-the-air television (OTA) is a type of television broadcasting in which the content is transmitted via radio waves from the terrestrial (Earth-based) transmitter of a TV station to a TV receiver having an antenna.
See TV and FM DX and Terrestrial television
Thermal fade
A thermal fade is a phenomenon of wireless signal degradation (fading) caused by temperature and relative humidity factors.
See TV and FM DX and Thermal fade
Troposphere
The troposphere is the lowest layer of the atmosphere of Earth.
See TV and FM DX and Troposphere
Turkmenistan
Turkmenistan is a country in Central Asia bordered by Kazakhstan to the northwest, Uzbekistan to the north, east and northeast, Afghanistan to the southeast, Iran to the south and southwest and the Caspian Sea to the west.
See TV and FM DX and Turkmenistan
Ultra high frequency
Ultra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 megahertz (MHz) and 3 gigahertz (GHz), also known as the decimetre band as the wavelengths range from one meter to one tenth of a meter (one decimeter).
See TV and FM DX and Ultra high frequency
United Kingdom
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Northwestern Europe, off the coast of the continental mainland.
See TV and FM DX and United Kingdom
Ursids
The Ursid (URS) meteor activity begins annually around December 17 and runs for over a week, until the 25th or 26th.
Van Allen radiation belt
Van Allen radiation belt is a zone of energetic charged particles, most of which originate from the solar wind, that are captured by and held around a planet by that planet's magnetosphere.
See TV and FM DX and Van Allen radiation belt
Velocity
Velocity is the speed in combination with the direction of motion of an object.
Very high frequency
Very high frequency (VHF) is the ITU designation for the range of radio frequency electromagnetic waves (radio waves) from 30 to 300 megahertz (MHz), with corresponding wavelengths of ten meters to one meter.
See TV and FM DX and Very high frequency
Woodruff T. Sullivan III
Woodruff T. Sullivan III ("Woody" Sullivan) (born 1944) is a U.S. physicist and astronomer, known primarily for his work in astrobiology, galactic astronomy and extragalactic astronomy, history of astronomy, gnomonics, and the search for extraterrestrial intelligence (SETI).
See TV and FM DX and Woodruff T. Sullivan III
World War II
World War II or the Second World War (1 September 1939 – 2 September 1945) was a global conflict between two alliances: the Allies and the Axis powers.
See TV and FM DX and World War II
Yagi–Uda antenna
A Yagi–Uda antenna, or simply Yagi antenna, is a directional antenna consisting of two or more parallel resonant antenna elements in an end-fire array; these elements are most often metal rods (or discs) acting as half-wave dipoles.
See TV and FM DX and Yagi–Uda antenna
Zeta Perseids
The Zeta Perseids (ζ–Perseids) are a daylight meteor shower that takes place from about May 20 to July 5.
See TV and FM DX and Zeta Perseids
Zimbabwe
Zimbabwe, relief map Zimbabwe, officially the Republic of Zimbabwe, is a landlocked country in Southern Africa, between the Zambezi and Limpopo Rivers, bordered by South Africa to the south, Botswana to the southwest, Zambia to the north, and Mozambique to the east.
405-line television system
The 405-line monochrome analogue television broadcasting system was the first fully electronic television system to be used in regular broadcasting.
See TV and FM DX and 405-line television system
See also
Radio hobbies
- 27 MHz CB27/81 Bandplan
- Aircheck
- Amateur radio
- Citizens band radio
- DXing
- DXpeditions
- Digital Radio Mondiale
- FM transmitter (personal device)
- Family Radio Service
- George Wood (Radio Sweden)
- KDR 444
- LowFER
- MW DX
- National Communications Magazine
- PMR446
- Public Radio Service
- QSL card
- Radio over IP
- Radio scanner
- Shortwave listening
- TV and FM DX
- UHF CB
- US vs. USSR radio chess match 1945
- Vehicle audio
References
[1] https://en.wikipedia.org/wiki/TV_and_FM_DX
Also known as DX TV, DXTV, E-Skip, FM DX, FM DXer, Roger Bunney, TV & FM DX, TV DX, TV-FM DX, TV/FM DX, TVDX, Todd Emslie, Tropo duct.
, Hobby, India, Indian subcontinent, Inversion (meteorology), Ionization, Ionosphere, Italy, Japan, Jasmine Bligh, Kennelly–Heaviside layer, Kinescope, Korea, L-shell, Leonids, Logo, London, Los Angeles, Lyrids, Magazine, Melbourne, Meridian (satellite), Meteoroid, Mexico, Middle East, Monterrey, Moon, MW DX, Newark, New Jersey, North America, Orionids, Parabolic reflector, Perseids, Phase (waves), Photographic film, Physicist, Polarization (waves), Popular Electronics, Practical Television, Quadrantids, Radio broadcasting, Radio propagation, Radio wave, Radio-Electronics, RCA, Rhodesia, Riverhead, New York, Russia, Satellite, Sheffield, Shortwave radio, Signal-to-noise ratio, Skywave, Software-defined radio, Solar cycle, Solar flare, Solar wind, South Africa, Soviet Union, Spectrum analyzer, Sporadic E propagation, Sunspot, Synchronous orbit, Taurids, Telegraphy, Television antenna, Television receive-only, Television show, Television station, Terrestrial television, Thermal fade, Troposphere, Turkmenistan, Ultra high frequency, United Kingdom, Ursids, Van Allen radiation belt, Velocity, Very high frequency, Woodruff T. Sullivan III, World War II, Yagi–Uda antenna, Zeta Perseids, Zimbabwe, 405-line television system.