All articles starting with R
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Radio Mirchi (रेडियो मिर्ची)
Radio Mirchi (रेडियो मिर्ची) is a private FM radio network in India run by ENIL of the Times Group, launched in 2001 and best known on 98.3 MHz.
Radio Mix FM (São Paulo)
Rádio Mix FM is a young- and adult-pop FM radio station in São Paulo on 106.3 MHz, owned by the Di Genio family's Objetivo education group.
Radio mode feedback
Radio mode feedback is a mode of active galactic nucleus feedback in which the mechanical energy of radio jets heats gas in massive elliptical galaxies and suppresses cooling and star formation.
Radio Moscow (Радио Москва)
Radio Moscow (Радио Москва), the Soviet international radio service from 1929 to 1993, broadcasting in over 70 languages; Cold War counterpart to VOA and BBC, succeeded by Voice of Russia and Sputnik.
Radio Netherlands Worldwide
Radio Netherlands Worldwide (Radio Nederland Wereldomroep, RNW) was the Dutch international broadcaster, founded April 15, 1947, broadcasting by shortwave in many languages until budget cuts ended radio in 2012, when it became RNW Media.
Radio network
A radio network is an organized system of base stations, repeaters, and mobile units that carries dispatch voice and data in land mobile radio services.
Radio Neutrino Observatory in Greenland
The Radio Neutrino Observatory in Greenland (RNO-G) is an in-ice radio detector under construction at Summit Station to detect ultra-high-energy neutrinos via the Askaryan effect in glacial ice.
Radio occultation
Radio occultation is a remote sensing technique in which a radio signal between two spacecraft is bent by a planetary atmosphere, yielding temperature, pressure, and electron density profiles.
Radio operator
A radio operator, known in Italian as a Marconisti, is a person certified to transmit and receive radiotelephone or radiotelegraph communications under government regulations, a role central to maritime safety after 1900.
Radio over fiber
Radio over fiber (RoF), also called radio frequency over fiber (RFoF), is a technique for distributing radio frequency signals over optical fiber to remote antennas.
Radio over IP
Radio over IP (RoIP) is a method of converting analog radio signals into packets carried over IP networks, most often through gateways linking radios, dispatch consoles, and telephones.
Radio Philippines Network
Radio Philippines Network, launched in 1960 as the Kanlaon Broadcasting System, is a Philippine broadcasting company co-owned by Nine Media Corporation and the government, operating 12 AM radio and 7 TV stations.
Radio propagation
Radio propagation, also called radio-wave propagation, is the behavior of radio waves traveling from a transmitter to a receiver through the atmosphere, along the Earth's surface, or through space.
Radio pulsar
A radio pulsar is a rotation-powered neutron star emitting regular radio pulses at its spin period, ranging from 0.033 seconds for the Crab pulsar to 8.51 seconds.
Radio receiver
A radio receiver is an electronic device that captures modulated radio-frequency signals and extracts the original information, from the 1906 crystal set to modern software-defined radios.
Radio Rock (The Boat That Rocked)
Radio Rock is the fictional pirate radio station in the film The Boat That Rocked, broadcasting rock and pop from a ship in the North Sea.
Radio Romance (라디오 로맨스) (TV series)
Radio Romance (라디오 로맨스) is a 2018 KBS2 Monday-Tuesday Korean drama, 16 episodes from January 29 to March 20, 2018, starring Yoon Doo-joon as script-dependent top star DJ Ji Soo-ho and Kim So-hyun as radio writer Song Geu-rim, written by Jeon Yu-ri.
Radio Row
Radio Row was a Lower Manhattan electronics retail district centered on Cortlandt Street, active from 1921, with over 400 merchants at its peak, demolished starting 1966 by the Port Authority via eminent domain to build the original World Trade Center.
Radio silence
Radio silence, also called emissions control or EMCON, prohibits radio transmissions on a frequency or in an area, protecting distress traffic or denying adversaries direction finding.
Radio Slave
Radio Slave is the principal alias of Matt Edwards, a British techno and house producer, DJ, and remixer who founded the Rekids label in 2006.
Radio spectrum
The radio spectrum, also known as the wireless spectrum or radio bands, is the range of electromagnetic frequencies below 3,000 GHz used for wireless communication, navigation, and broadcasting.
Radio Star (라디오 스타)
Radio Star (라디오 스타) is a 2006 South Korean comedy-drama film directed by Lee Joon-ik, starring Park Joong-hoon as a washed-up rock singer who becomes a small-town radio DJ.
Radio Systems Corporation
Radio Systems Corporation, renamed PetSafe Brands in 2024, is a Knoxville, Tennessee pet-products company founded by Randy Boyd in 1991, known for PetSafe, Invisible Fence, and SportDOG brands.
Radio telescope
A radio telescope is an antenna and receiving system that collects and measures radio waves from celestial bodies; most are parabolic dishes, and the largest are interferometer arrays.
Radio Télévision Libre des Mille Collines
Radio Télévision Libre des Mille Collines (RTLM) was a Rwandan radio station broadcasting from Kigali from 1993 to 1994 that incited the genocide against the Tutsi.
Radio Television of Kosovo (Радио-телевизија Косова)
Radio Television of Kosovo (Radiotelevizioni i Kosovës; Радио-телевизија Косова, RTK) is Kosovo's public broadcaster, founded in September 1999 under UN administration, with four TV channels, two radio stations, and mandated minority-language programming.
Rádio Transamérica
Rádio Transamérica was a national Brazilian radio network founded by banker Aloysio de Andrade Faria, first broadcasting in Recife in 1976 and rebranded as TMC in 2025.
Radio transient
A radio transient is an astronomical source that appears at radio wavelengths where no quiescent counterpart is detected, arising from flaring stars, neutron stars, supernovae, and active galactic nuclei.
Radio wave
Radio waves, also called Hertzian waves, are electromagnetic waves with the longest wavelengths in the spectrum, generated by antennas to carry radio, TV, and wireless signals.
Radio X (United Kingdom)
Radio X is a UK national commercial indie and alternative rock radio station owned by Global, the 2015 rebrand of London's Xfm (launched 1997), fronted by Chris Moyles and Johnny Vaughan, reaching about 2.5 million weekly listeners.